In a battery, the anode and cathode are immersed in a solution of ions that delivers electric charge to each terminal. This solution is called __________ .
a. the anode
b. analog medium
c. the cathode
d. the electrolyte
e. the internal resistor
Answers
In a battery, the anode and cathode are connected through an electrolyte solution. The electrolyte plays a crucial role in facilitating the movement of ions and enabling the flow of electric charge within the battery.
The electrolyte solution consists of ions that can undergo oxidation and reduction reactions. These ions are typically dissolved in a liquid solvent, although electrolytes can also exist in gel or solid form. The choice of electrolyte depends on the specific type of battery and its intended application.
When a battery is connected to an external circuit, a chemical reaction takes place within the battery. At the anode, a chemical reaction releases electrons, which flow through the external circuit to the cathode. Meanwhile, in the electrolyte solution, ions move from the anode to the cathode, maintaining overall charge neutrality.
The electrolyte's role is multi-fold. First, it provides a conductive medium for the movement of ions. As the chemical reactions occur at the electrodes, the electrolyte allows the transfer of ions between the anode and cathode. This movement of ions ensures the flow of charge and sustains the battery's operation.
Second, the electrolyte also helps to balance the charges within the battery. As positive ions migrate towards the cathode, negative ions move towards the anode to maintain the overall electrical neutrality of the system.
Additionally, the electrolyte can impact the battery's performance, including its energy density, voltage, and internal resistance. Different electrolytes have varying properties that affect factors such as the battery's capacity, self-discharge rate, and temperature range of operation.
In summary, the electrolyte in a battery is a solution of ions that allows for the movement of charge between the anode and cathode. It serves as both a conductive medium and a means to balance the charges, enabling the battery to provide a sustained electric current. The choice of electrolyte is critical in determining the battery's performance characteristics and suitability for specific applications.
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Related Questions
initially unpolarized light passes through four polarizers, each of which is oriented at 25o to the previous sheet (see figure). what fraction of the initial intensity iin is transmitted through the sheets?
Answers
When unpolarized light passes through a polarizer, it becomes linearly polarized. Each subsequent polarizer further filters the light by allowing only a fraction of the already polarized light to pass through.
The fraction of the initial intensity transmitted through each polarizer can be determined using Malus's law, which states that the intensity (I) transmitted through a polarizer is given by:
I = I₀ * cos²(θ)
Where I₀ is the initial intensity of the light and θ is the angle between the transmission axis of the polarizer and the polarization direction of the incident light.
In this case, we have four polarizers, each oriented at 25 degrees to the previous sheet. Let's calculate the fraction of initial intensity transmitted through each polarizer:
Polarizer 1: θ = 25 degrees
I₁ = I₀ * cos²(25°)
Polarizer 2: θ = 25 degrees
I₂ = I₁ * cos²(25°)
Polarizer 3: θ = 25 degrees
I₃ = I₂ * cos²(25°)
Polarizer 4: θ = 25 degrees
I₄ = I₃ * cos²(25°)
Finally, the fraction of the initial intensity transmitted through all four polarizers can be calculated as:
I_out = I₄ / I₀
Please provide the value of the initial intensity (I₀) so that we can calculate the fraction of intensity transmitted through the sheets accurately.
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A hunter shoots a 500 g arrow at a 2.0 kg bird perched on a tall tree growing on flat, level ground. The arrow is launched from ground level with a speed of 40 m/s at an angle of 30 degrees above the horizon. It is traveling horizontally when it strikes and embeds in the bird. How far from the base of the tree do the bird and the arrow land
Answers
Answer:
The bird and the arrow are 84.621 meters far from the hunter.
Explanation:
The arrow experiments of a parabolic motion, which is the combination of horizontal motion at constant velocity and vertical uniform accelerated motion. The arrow strikes the bird when it reaches its maximum height. First, we determined the time taken by the arrow before striking the bird:
\(v = v_{o}\cdot \sin \theta + g\cdot t\) (1)
Where:
\(v_{o}\) - Initial speed of the arrow, in meters per second.
\(v\) - Final speed of the arrow, in meters per second.
\(\theta\) - Launch angle, in sexagesimal degrees.
\(g\) - Gravitational acceleration, in meters per square second.
\(t\) - Time, in seconds.
If we know that \(v_{o} = 40\,\frac{m}{s}\), \(\theta = 30^{\circ}\), \(g = -9.807\,\frac{m}{s^{2}}\), \(v = 0\,\frac{m}{s}\), then the time taken by the arrow is:
\(t = \frac{v-v_{o}\cdot \sin \theta}{g}\)
\(t = \frac{0\,\frac{m}{s}-\left(40\,\frac{m}{s}\right)\cdot \sin 30^{\circ} }{-9.807\,\frac{m}{s^{2}} }\)
\(t = 2.039\,s\)
And the initial horizontal distance of the arrow (\(x_{i}\)) is determined by this kinematic formula:
\(x_{i} = (v_{o}\cdot \cos \theta)\cdot t\) (2)
If we know that \(v_{o} = 40\,\frac{m}{s}\), \(\theta = 30^{\circ}\) and \(t = 2.039\,s\), then the initial horizontal distance is:
\(x_{i} = \left[\left(40\,\frac{m}{s} \right)\cdot \cos 30^{\circ}\right]\cdot (2.039\,s)\)
\(x_{i} = 70.633\,m\)
There is an inelastic collision between the arrow and the bird, the initial velocity of the bird-arrow system is:
\(v = \frac{m_{A}\cdot v_{o}\cdot \cos \theta}{m_{A}+m_{B}}\) (3)
Where:
\(v\) - Initial velocity of the bird-arrow system, in meters per second.
\(m_{A}\) - Mass of the arrow, in kilograms.
\(m_{B}\) - Mass of the bird, in kilograms.
If we know that \(m_{A} = 0.5\,kg\), \(m_{B} = 2\,kg\), \(v_{o} = 40\,\frac{m}{s}\) and \(\theta = 30^{\circ}\), then the initial velocity of the bird-arrow system is:
\(v = \frac{(0.5\,kg)\cdot \left(40\,\frac{m}{s} \right)\cdot \cos 30^{\circ}}{0.5\,kg + 2\,kg}\)
\(v = 6.928\,\frac{m}{s}\)
And the maximum height reached by the arrow (\(y\)), in meters, is:
\(y = y_{o} + (v_{o}\cdot \sin \theta)\cdot t +\frac{1}{2}\cdot g\cdot t^{2}\) (4)
Where \(y_{o}\) is the initial height of the arrow, in meters.
If we know that \(y_{o} = 0\,m\), \(v_{o} = 40\,\frac{m}{s}\), \(\theta = 30^{\circ}\), \(g = -9.807\,\frac{m}{s^{2}}\) and \(t = 2.039\,s\), then the maximum height reached by the arrow is:
\(y = 0\,m + \left(40\,\frac{m}{s} \right)\cdot (2.039\,s)\cdot \sin 30^{\circ} +\frac{1}{2}\cdot \left(-9.807\,\frac{m}{s^{2}}\right)\cdot (2.039\,s)^{2}\)
\(y = 20.394\,m\)
Time needed by the bird-arrow system to land is determined by this expression based on (4):
\(y = y_{o} + (v_{o,y})\cdot t +\frac{1}{2}\cdot g\cdot t^{2}\)
If we know that \(y_{o} = 20.394\,m\), \(y = 0\,m\), \(v_{o,y} = 0\,\frac{m}{s}\) and \(g = -9.807\,\frac{m}{s^{2}}\), then the time needed to land is:
\(0\,m = 20\,m + \left(0\,\frac{m}{s} \right)\cdot t + \frac{1}{2}\cdot \left(-9.807\,\frac{m}{s^{2}} \right)\cdot t^{2}\)
\(t = 2.019\,s\)
And the horizontal distance travelled by the bird-arrow system (\(x_{ii}\)), in meters, is calculated from a formula based on (2):
\(x_{ii} = v_{o, x}\cdot t\)
If we know that \(v_{o,x} = 6.928\,\frac{m}{s}\) and \(t = 2.019\,s\), then the distance travelled by the bird-arrow system is:
\(x_{ii} = \left(6.928\,\frac{m}{s} \right)\cdot (2.019\,s)\)
\(x_{ii} = 13.988\,m\)
The final distance of the bird-arrow system from the hunter is:
\(x = x_{i} + x_{ii}\)
\(x = 70.633\,m + 13.988\,m\)
\(x = 84.621\,m\)
The bird and the arrow are 84.621 meters far from the hunter.
what is the term for waves that are caused by seismic activity
Answers
The term for waves that are caused by seismic activity is seismic waves.
Seismic waves are waves of energy that travel through the Earth's layers in response to seismic activity. Seismic activity refers to any activity that causes the ground to vibrate, such as earthquakes, volcanic eruptions, and human-made explosions.
Seismic waves are waves of energy that travel through the Earth's layers, including the crust, mantle, and core. Seismic waves are classified into two main types: body waves and surface waves.
Seismic waves can be detected and measured using specialized equipment such as seismometers. Seismometers are instruments that measure the motion of the ground and can detect even small vibrations caused by seismic waves.
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Is the answer I provided correct
Answers
Answer:
yea, force is mass x acceleration
Which piece of office telephone equipment is commonly used to assist with answering and routing phone calls into the office?
Answers
The piece of office telephone equipment commonly used to assist with answering and routing phone calls into the office is called a Private Branch Exchange (PBX) system.
PBX systems are essential in managing incoming and outgoing calls in a professional and organized manner.
A PBX system can be hardware-based or software-based, offering flexibility in terms of installation and maintenance. It supports multiple phone lines, enabling businesses to have separate lines for different departments or employees. The system also provides features like call transferring, call forwarding, voicemail, and automated call routing, ensuring that all incoming calls are directed to the appropriate party efficiently.
Furthermore, PBX systems can be integrated with other office communication tools like email, instant messaging, and video conferencing, promoting seamless collaboration among employees. Overall, a PBX system significantly improves office communication and productivity by providing a centralized solution for managing and routing phone calls.
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a rope is used to pull a 10 kg block across the floor with an acceleration of 3 m/s2. if the frictional force acting on the block is 56 n, what is the tension in the rope?
Answers
The tension in the rope is 86 N.
To determine the tension in the rope, we need to consider the forces acting on the block. The force applied by the rope (tension) and the force of friction oppose each other.
The equation of motion for the block can be written as:
Sum of forces = mass × acceleration
The applied force is the tension in the rope, and the opposing force is the frictional force. Rearranging the equation, we have:
Tension - Friction = mass × acceleration
Substituting the given values:
Tension - 56 N = 10 kg × 3 m/s²
Simplifying the equation:
Tension = (10 kg × 3 m/s²) + 56 N
Tension = 30 N + 56 N
Tension = 86 N
Therefore, the tension in the rope is 86 N.
In summary, the tension in the rope can be found by considering the forces acting on the block. T
he applied force (tension) should overcome the opposing force of friction to produce the given acceleration. By applying Newton's second law and solving the equation, we find that the tension in the rope is 86 N.
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The image below models how air can move by convection at the Earth's equator.
convection current of air at Earth's equator
Which statement best describes this process?
A.
Convection currents on Earth are driven by the gravitational pull of the Sun.
B.
Differences in gravity at various latitudes causes the rising and sinking of air.
C.
Convection currents are driven by the orbit of Earth around the Sun.
D.
Differences in air density cause the rising and sinking of air.
Reset Submit
Answers
Answer: C
Explanation: i hoped that helped!
Answer:Differences in air density cause the rising and sinking of air.
Explanation: HOPE THIS HELPS the other one is wrong
A(n) ___ is a special DC voltmeter that detects the presence or absence of a signal.
a. Ground resistance probe
b. Megohmmeter
c. Digital logic probe
d. Oscilloscope
Answers
"A(n) digital logic probe is a special DC voltmeter that detects the presence or absence of a signal."
An inexpensive hand-held test tool called a logic probe is used to examine and troubleshoot the logical states of a digital circuit. A logic analyzer is utilised instead when numerous signals need to be observed or recorded concurrently.
To examine the logic states of digital data, logic probes are used. You need logic probes that can precisely acquire signals from a broad range of electronic designs while preserving signal fidelity in order to verify and debug the high-speed, low-voltage digital signals of today.
The logic probe, also known as a digital tester, is typically a portable, inexpensive probe that resembles a pen and has indicator lights to indicate the status of the line being probed. Logic probes are frequently used to examine digital circuits, such as those that use TTL or CMOS logic.
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A tennis ball is dropped from 1.77 m above
the ground. It rebounds to a height of 1.05 m.
With what velocity does it hit the ground?
The acceleration of gravity is 9.8 m/s2. (Let
down be negative.)
Answer in units of m/s.
Answers
Answer:
5.89 m/s
Explanation:
Given:
Δy = 1.77 m
v₀ = 0 m/s
a = 9.8 m/s²
Find: v
v² = v₀² + 2aΔy
v² = (0 m/s)² + 2 (9.8 m/s²) (1.77 m)
v = 5.89 m/s
PLEASE HELP I NEED THIS FAST
Describe how electric potential energy, kinetic energy, and work change when two charges of opposite sign are placed near each other.
Answers
Answer:
If the charges have the same sign, so that qsqt>0, then the potential energy decreases as the charges separate; if the charges have opposite sign, the potential energy increases from negative infinity.
Explanation:
I hope this answered your question!
A nightlight uses 4.0W of power when plugged into an outlet. The current of the circuit is .034A. What is the voltage across the light bulb's filament?
Answers
Answer:
Voltage V = 117.65 volts
the voltage across the light bulb's filament is 117.65 V
Explanation:
The power of a light bulb can be expressed with respect to voltage and current flow.
Power = voltage × current
P = VI
Making Voltage V the subject of formula;
V = P/I
Given;
Power P = 4.0W
Current I = 0.034A
Substituting the given values;
V = 4/0.034
V = 117.65 volts
help pleasee i give brainliest
Answers
Answer:
A is a solid. C is a gas. In solid an liquid the particals are touching. In C, the particals have less affect on each other because they are so far apart.
Which element on the periodic table fights dandruff, directs drivers, and makes copies of your homework?
Answers
Answer:
Talc is the known mineral
what is solar energy
Answers
Answer:
Solar energy is radiant light and heat from the Sun that is harnessed using a range of ever-evolving technologies such as solar heating, solar thermal energy, molten salt, power plants and artificial photosynthesis.
both the force that actos on an object and the time of impact are doubled, by how much is the impulse increased?
Answers
The impulse will be increased by 4 times, if the force acting on the object and the time of impact, both are doubled.
Impulse is defined as the change in momentum of an object. We know that time rate of change of momentum is equal to the exerted force.
Force = change in momentum(Δp)/time(t)
Also, Impulse = change in momentum(Δp)
So Impulse(I) = change in momentum = F × t
So impulse is also defined as the product of force and the time of the impact.
I = F × t
if force and time are doubled then,
I₂ = 2F × 2t
I₂ = 4 F × t
I₂ = 4 × I
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2) Which pattern of organization did Alicia choose for her speech outline?
Answers
The pattern of organization Alicia chose for her speech outline is referred to as topical.
What is Topical pattern of organization?
This type of organization involves the arrangement of subtopics within a large or broad topic.
Alicia talked about speech pathology and the different subtopics include challenges, therapy etc which depicts topical pattern.
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please help me answer the last two questions.
Answers
Answer:
4. wavelength (λ)
5. slit distance (d)
Explanation:
I assume you did a double-slit experiment? If so, then:
The number of bands observed on the screen depends on the wavelength (λ) and the slit distance (d), while the screen distance (L) does not directly affect the number of bands.
Wavelength (λ): The number of bands is directly proportional to the wavelength. When the wavelength increases, the fringe separation on the screen increases, resulting in a greater number of bands.
Slit distance (d): The number of bands is inversely proportional to the slit spacing (distance). When the slit spacing increases, the fringe separation on the screen decreases, resulting in a smaller number of bands.
Screen distance (L): The screen distance does not directly affect the number of bands. It primarily affects the size and overall pattern of the interference fringes but does not change the number of bands.
Summary:
Wavelength (λ) is directly proportional to the number of bands.
Slit distance (d) is inversely proportional to the number of bands.
Screen distance (L) does not directly affect the number of bands.
can an object emit different portions of the electromagnetic spectrum at the same time?
Answers
Answer:
i don't really know but i think yes sorry if it is wrong
Can someone help me answer this??
Answers
Answer:
3,2 oky na dekh Lena ek bar2,5Connor is the paper
football champion of
all of Black Middle
School. If he thumps a
paper football with an
initial velocity of 3.0
meters per second at
an angle of 30
degrees, how far will
the football travel?
Answers
Explanation:
First we have to descompose velocity, and get Velocity of X and Y side:
Vx = V * cos 30°
Vx = 3 m/s * 0,866...
Vx = 2,598 m/s
Vy = V * sen 30°
Vy = 3 m/s * 0,5
Vy = 1,5 m/s
Lets calculate time of fly:
Firat, lets calulate up time:
uT = (Fv - Iv) / g
uT = (0 m/s - 1,5 m/s) / -9,8 m/s^2
uT = -1,5 m/s / -9,8 m/s^2
uT = 0,15 s
Like up time is equal to down time, time of fly will be:
T =uT + dT
T = 0,15 s + 0,15 s
T = 0,3 s
Now for calculate how far will reach, lets aplicate the formula:
d = Vx * T
d = 2,598 m/s * 0,3 s
d = 0,779 meters
Will reach 0,779 meters
Gud luck
how do I convert 550 nm to cm
Answers
Answer:
it = 5.5e-5 cm
just tyoe in on the search bar nm to cm and a calculatro comes up
Explanation:
how are astronomers able to explore the layers of the sun below the photosphere?
Answers
Astronomers are able to explore layers of Sun below the photosphere through various observational techniques, instruments that enable the study of different wavelength of light and other particles emitted by Sun.
One such technique is helioseismology, which involves studying the vibrations or oscillations of the Sun's surface. By analyzing the patterns and frequencies of these oscillations, scientists can infer information about the internal structure and properties of the Sun's layers, including the convection zone and the radiative zone.
Additionally, observations made using X-ray, ultraviolet, and gamma-ray telescopes provide insights into the Sun's outer layers and the processes occurring within them. These higher-energy wavelengths can penetrate the Sun's lower atmospheric layers, allowing astronomers to study phenomena such as solar flares, coronal loops, and prominences.
Furthermore, neutrino detectors located deep underground are used to capture neutrinos emitted by nuclear reactions in the Sun's core. By detecting and analyzing these neutrinos, scientists can indirectly study the properties and conditions of the solar interior.
By combining data from these various observational techniques, astronomers are able to explore and understand the layers of the Sun below the photosphere and gain valuable insights into the dynamics and behavior of our nearest star.
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Jan needs 10 meters of yarn. She has 746 centimeters. How many more cm does she need
Answers
Answer:
She needs 254 cms
Explanation:
1 meter = 100 cms
10 meters x 100 = 1,000 cm
1,000cm - 746cm = 254 cms
Part A
If the separation between the batter and the ball is 0.76 m and the gravitational force exerted on the batter by
the ball is 1.1x10-9 N , what is the mass of the batter?
Answers
The Mass of the barter and the ball is 3.1kg
Data Given;
F = 1.1*10^-9Nr = 0.76mG = 6.67*10^-11 m^3 kg^-1 s^-1Assuming the barter and the ball have equal mass, we can apply gravitational force formula.
Gravitational Force\(F = \frac{Gm_1m_2}{r^2}\)
This is product of the mass of the two bodies and divided by the square of their distance apart.
Substituting the values into the formula
\(F = \frac{Gm_1m_2}{r^2\\}\\m_1 = m_2 = m\\1.1*10^-^9=\frac{6.67*10^-^1^1*m^2}{0.76^2} \\m^2 = \frac{1.1*10^-^9*0.76^2}{6.67*10^-^1^1} \\m^2 = 9.525\\m = \sqrt{9.525}\\m =3.086=3.1kg\)
From the calculations above, the mass of the barter and the ball is 3.1kg
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The amount of matter in an object is called its weight true or false
Answers
Answer:
true
Explanation:
logic
Answer:
false
Explanation:
weight is the force exerted on an object by gravity
Find the force experienced by a particle with a charge of (3x10^-8 c) when it is a distance of (2x10^-2 m) away from a second particle with a charge of (6x10^-7 c)
Answers
The physical characteristic of matter that causes it to feel a force when exposed to an electromagnetic field is called electric charge. The two types of electric charges that protons and electrons most frequently carry are positive and negative charges.
Find the force experienced by a particle with a charge of (3x10^-8 c) when it is a distance of (2x10^-2 m) away from a second particle with a charge of (6x10^-7 c)
Each fee = -Q
L is the length between charges.
decreased force =
As seen above, two particles, each with a charge of Q, are locked at a distance L apart. A net electric force F acts on every atom. The initial two particles are now locked on either side of a particle with a charge of +q.
Having said that,
The pressure at either end is
...(I)
If the charge q is positioned in the middle, then
Each end charge is under a force of
....(II)
We must determine the value of q.
Equation use (II)
Fill out the formula using the value of F.
Consequently, q is valued at q/8
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if the doppler effect of light is a shift of spectral lines toward the blue or red end of the electromagnetic spectrum, what is the doppler effect of sound?
Answers
The doppler effect for sound shifts the sound towards higher or lower pitches.
Doppler effect
Doppler effect is defined as the increase or decrease in the frequency of sound, light, or other waves as the source and observer move towards or away from each other.
When a vehicle with a siren passes a noticeable drop in the pitch of the sound of the siren will be observed as the vehicle passes. This is an example of the Doppler effect.
So we get to know that if the doppler effect of light is a shift of spectral lines towards the blue or red end of the electromagnetic spectrum in the same way the doppler effect for sound shifts the sound towards higher or lower pitches.
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Give two examples of solids whose motion is: a) rectilinear translation. b) curvilinear translation. c) rotational.
Answers
Answer:
b one is correct........I wish u give me mark as brainlliest
a 100 kg person is riding a 10 kg bicycle up a 25o hill. the hill is long and the coefficient of static friction is 0.9. the person rides 10 m up the hill then takes a rest at the top. if she then starts from rest from the top of the hill and rolls down a distance of 7 m before squeezing hard on the brakes locking the wheels. how much work is done by friction to bring the bicycle to a full stop, knowing that the coefficient of kinetic friction is 0.65? draw an fbd and use the work formula and/or the work-energy principle.
Answers
The work done by the person is -1905.15 J.
What is work done?Work is defined in a way that takes into account both the forces applied to the body and the total displacement of the body. A constant force F comes before this block. This force's objective is to move the body a specified amount (d) of distance in a straight line in the force's direction.
F = \(\mu_{k}\)N
N = mgcos(25°)
So, the work done by force of friction is given as
W= f· BC cos (180°)
= - \(\mu_{k}\) mg cos(25°) ×BC
= -0.65 ×(100+10)9.8 ×cos(25°) ×3
= -1905.15 J
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Which type of protist is animal AND plant like?
Answers
Answer:
Protists are called plant-like, fungus-like and animal-like because they share some of the characteristics of plants, fungi and animals, even though they belong in a different category: the kingdom Protista.
Explanation: