# Recent questions tagged electric

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Why you put(60*10 to the power-6) (50*10 to the power-6) and not just (50)(60)?
0 answers 56 views
Why you put(60*10 to the power-6) (50*10 to the power-6) and not just (50)(60)?Why did you put(6010 to the power-6) (5010 to the power-6) and not just (50)(60)? I was wondering because Q1 is 50.0 C and Q2 is 60.0 C and they are ...
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0 answers 270 views
Two charges Q1 = +3nC and Q2 = 3nC are separated by a distance of 45m. What is the electric field strength at a point that is 15m from Q1 and 30 m from Q2? The point lies between Q1 and Q2.Two charges Q1 = +3nC and Q2 = 3nC are separated by a distance of 45m. What is the electric field strength at a point that is 15m from Q1 and 30 m fro ...
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1 answer 153 views
Two objects of masses $80 \mathrm{~kg}$ and $50 \mathrm{~kg}$ are separated by a distance of $0.2 \mathrm{~m}$. If the gravitational constant is $6.6 \times 10^{-11} \mathrm{Nm} \mathrm{kg}$,Two objects of masses $80 \mathrm{~kg}$ and $50 \mathrm{~kg}$ are separated by a distance of $0.2 \mathrm{~m}$. If the gravitational constant is ...
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The Millikan experiment showed that electric charge was:
1 answer 87 views
The Millikan experiment showed that electric charge was:The Millikan experiment showed that electric charge was: w) negative x) quantized y) positive z) unmeasurable ...
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1 answer 118 views
A circuit which employs a DIRECT CURRENT source has a branch which contains a capacitor. After the circuit has reached a steady state, what is the magnitude of the current in the circuit branch which contains the capacitor?A circuit which employs a DIRECT CURRENT source has a branch which contains a capacitor. After the circuit has reached a steady state, what is the mag ...
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1 answer 172 views
A 10 farad capacitor is used in a circuit. The voltage difference between the plates of the capacitor is 20 volts. What is the magnitude of the charge on each of the capacitor's plates?A 10 farad capacitor is used in a circuit. The voltage difference between the plates of the capacitor is 20 volts. What is the magnitude of the charge ...
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A constant potential difference is applied across the plates of a parallel-plate capacitor. Neglecting any edge effects, the electric field inside the capacitor is:
1 answer 241 views
A constant potential difference is applied across the plates of a parallel-plate capacitor. Neglecting any edge effects, the electric field inside the capacitor is:A constant potential difference is applied across the plates of a parallel-plate capacitor. Neglecting any edge effects, the electric field inside the ...
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For a parallel-plate capacitor with plate area "A" and plate separation "d", the capacitance is proportional to which of the following?
1 answer 148 views
For a parallel-plate capacitor with plate area "A" and plate separation "d", the capacitance is proportional to which of the following?For a parallel-plate capacitor with plate area &quot;A&quot; and plate separation &quot;d&quot;, the capacitance is proportional to which of the follo ...
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1 answer 277 views
Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential inside the hollow conducting shell is found to be:Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential inside the hollow condu ...
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For an infinite sheet of positive charge, the electric field lines:
1 answer 193 views
For an infinite sheet of positive charge, the electric field lines:For an infinite sheet of positive charge, the electric field lines: w) run parallel to the sheet of charge x) are perpendicular to the sheet of char ...
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For a negative point charge, the electric field vectors:
1 answer 163 views
For a negative point charge, the electric field vectors:For a negative point charge, the electric field vectors: w) circle the charge x) point radially in toward the charge y) point radially away from th ...
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Induced electric currents can be explained using which of the following laws?
1 answer 223 views
Induced electric currents can be explained using which of the following laws?Induced electric currents can be explained using which of the following laws? w) Gauss's Law x) Faraday's Law y) Ohm's Law z) Ampere's Law ...
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1 answer 221 views
Five volts are applied across the plates of a parallel plate capacitor. The distance of separation of the plates is .02 meters. What is the magnitude of the electric field inside the capacitor?Five volts are applied across the plates of a parallel plate capacitor. The distance of separation of the plates is .02 meters. What is the magnitude ...
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1 answer 263 views
Three point charges are in a straight line. Their charges are $Q_{1}=+4 \times 10^{-9} \mathrm{C}, Q_{2}=+2 \times 10^{-9} \mathrm{C}$ and $Q_{3}=-6 \times 10^{-9} \mathrm{C}$. 1. Three point charges are in a straight line. Their charges are $Q_{1}=+4 \times 10^{-9} \mathrm{C}, Q_{2}=+2 \times 10^{-9} \mathrm{C}$ and $Q_ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 In the diagram below, point charge \(A$ has a charge of $+16 \mu C . X$ is a point $12 \mathrm{~cm}$ from point charge $\mathrm{A}$.
1 answer 107 views
In the diagram below, point charge $A$ has a charge of $+16 \mu C . X$ is a point $12 \mathrm{~cm}$ from point charge $\mathrm{A}$. In the diagram below, point charge $A$ has a charge of $+16 \mu C . X$ is a point $12 \mathrm{~cm}$ from point charge $\mathrm{A}$. ...
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Two positive point charges, $q_{1}=+16 \times 10^{-6} \mathrm{C}$ and $\mathrm{q}_{2}=+4 \times 10^{-6} \mathrm{C}$, are separated by a distance $3 \mathrm{~m}$.
0 answers 206 views
Two positive point charges, $q_{1}=+16 \times 10^{-6} \mathrm{C}$ and $\mathrm{q}_{2}=+4 \times 10^{-6} \mathrm{C}$, are separated by a distance $3 \mathrm{~m}$. Two positive point charges, $q_{1}=+16 \times 10^{-6} \mathrm{C}$ and $\mathrm{q}_{2}=+4 \times 10^{-6} \mathrm{C}$, are separated by a distance ...
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1 answer 168 views
Two point charges, $Q_{1}$ and $Q_{2}$, a distance $3 \mathrm{~m}$ apart, are shown below. The charge on $Q_{1}$ is $-14 \mu \mathrm{C}$ and the charge on $Q_{2}$ is $+20 \mu \mathrm{C}$ Two point charges, $Q_{1}$ and $Q_{2}$, a distance $3 \mathrm{~m}$ apart, are shown below. The charge on $Q_{1}$ is $-14 \mu \mathrm{C}$ a ...
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What is an electric field at a point?
1 answer 129 views
What is an electric field at a point?What is an electric field at a point? ...
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What is an electric field?
1 answer 93 views
What is an electric field?What is an electric field? ...
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1 answer 249 views
Below is a diagram of a charged object (conductor) at electrostatic equilibrium. Points $A, B$, and $D$ are on the surface of the object, whereas point $\mathrm{C}$ is located inside the object. Below is a diagram of a charged object (conductor) at electrostatic equilibrium. Points $A, B$, and $D$ are on the surface of the object, wherea ...
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In each of the four scenarios listed below, the two charges remain fixed in place as shown. Rank the forces acting between the two charges from the greatest to the least.
1 answer 233 views
In each of the four scenarios listed below, the two charges remain fixed in place as shown. Rank the forces acting between the two charges from the greatest to the least. In each of the four scenarios listed below, the two charges remain fixed in place as shown. Rank the forces acting between the two charges from the ...
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1 answer 216 views
In each of the four scenarios listed below, the two charges remain fixed in place as shown. Rank the electric potential energies of the four systems from the greatest to the least. In each of the four scenarios listed below, the two charges remain fixed in place as shown. Rank the electric potential energies of the four systems ...
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1 answer 642 views
An electric field strength created by charge $\mathrm{Q}$ is measured to be $40 \mathrm{~N} / \mathrm{C}$ at a distance of $0.2 \mathrm{~m}$ from the center of the charge.An electric field strength created by charge $\mathrm{Q}$ is measured to be $40 \mathrm{~N} / \mathrm{C}$ at a distance of $0.2 \mathrm{~m}$ fro ...
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Calculate the magnitude of the electric force of point P
1 answer 120 views
Calculate the magnitude of the electric force of point PAt a certain point P in an electric field, the magnitude of the electric field is 12 N/C. Calculate the magnitude of the electric force that would be ...
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Which of these is the smallest approximate sample size required to obtain the desired margin of error?
0 answers 154 views
Which of these is the smallest approximate sample size required to obtain the desired margin of error?Nadia wants to create a confidence interval to estimate the mean driving range for her company's new electric vehicle. She wants the margin of error t ...
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Explain the elements of electric and magnetic fields together with de and ac circuit theory.
0 answers 102 views
Explain the elements of electric and magnetic fields together with de and ac circuit theory.Explain the elements of electric and magnetic fields together with de and ac circuit theory. ...
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1 answer 182 views
The two electric fields at a point in space are $\vec{E}_{1}=3 \hat{x} \frac{\mathrm{N}}{\mathrm{C}}$ and $\vec{E}_{2}=4 \hat{y} \frac{\mathrm{N}}{\mathrm{C}} \cdot$ What is the net electric field?The two electric fields at a point in space are $\vec{E}_{1}=3 \hat{x} \frac{\mathrm{N}}{\mathrm{C}}$ and $\vec{E}_{2}=4 \hat{y} \frac{\mathrm{N}}{\ma ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 An electric drill rate$400 \mathrm{~W}$is used to drill a hole in copper of mass$400 \mathrm{~g}$in$20 \mathrm{~s}$. 0 answers 110 views An electric drill rate$400 \mathrm{~W}$is used to drill a hole in copper of mass$400 \mathrm{~g}$in$20 \mathrm{~s}$.An electric drill rate$400 \mathrm{~W}$is used to drill a hole in copper of mass$400 \mathrm{~g}$in$20 \mathrm{~s}$. Calculate the rise in temper ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 The following physical quantities can be either positive or negative. Which of these quantities are vectors? 1 answer 655 views The following physical quantities can be either positive or negative. Which of these quantities are vectors? The following physical quantities can be either positive or negative.$s:$displacement of a particle along a straight line$\theta :\$ tempera ...
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Suppose we know the voltage is 12 V, and the resistance is 3 Ω. What is the current?
1 answer 154 views
Suppose we know the voltage is 12 V, and the resistance is 3 Ω. What is the current?Suppose we know the voltage is 12 V, and the resistance is 3 &amp;Omega;. What is the current? ...
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What are some important Electric Field Formulas?
1 answer 131 views
What are some important Electric Field Formulas?What are some important Electric Field Formulas? ...
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What is a spectrophotometer?
1 answer 95 views
What is a spectrophotometer? What is a spectrophotometer? ...
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How does a spectrophotometer work?
1 answer 136 views
How does a spectrophotometer work?How does a spectrophotometer work? ...
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What is the difference between an electrostatic generators and electric generators?
1 answer 112 views
What is the difference between an electrostatic generators and electric generators?What is the difference between an electrostatic generators and electric generators? ...
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How does an electric generator work?
1 answer 121 views
How does an electric generator work?How does an electric generator work? ...
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Do electric motors change mechanical energy into electrical energy?
1 answer 118 views
Do electric motors change mechanical energy into electrical energy?Do electric motors change mechanical energy into electrical energy? ...
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What is the difference between an electric motor and an electric generator?
1 answer 124 views
What is the difference between an electric motor and an electric generator?What is the difference between an electric motor and an electric generator? ...
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What is the SI derived unit of electric charge?
1 answer 283 views
What is the SI derived unit of electric charge?What is the SI derived unit of electric charge? ...
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When two charged particles are placed some distance from each other, does the size of the objects matter?
0 answers 203 views
When two charged particles are placed some distance from each other, does the size of the objects matter?When two charged particles are placed some distance from each other, does the size of the objects matter? ...
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What do physicists mean when they say "electric charges are at rest"?
12 answers 317 views
What do physicists mean when they say "electric charges are at rest"? What do physicists mean when they say "electric charges are at rest"? ...
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why do we need to store charge?
0 answers 80 views
why do we need to store charge?why do we need to store charge? ...
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Why exactly is electric potential lower at where the negative charges are than at where the positive charges are?
0 answers 126 views
Why exactly is electric potential lower at where the negative charges are than at where the positive charges are?Why exactly is electric potential lower at where the negative charges are than at where the positive charges are? ...
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Why is electric potential high near positive charges ?
0 answers 137 views
Why is electric potential high near positive charges ?Why is electric potential high near positive charges ? ...
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Is electric shock an example of failure of a capacitor?
0 answers 80 views
Is electric shock an example of failure of a capacitor?Is electric shock an example of failure of a capacitor? ...
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Does a decrease in potential difference/voltage make the battery dead?
1 answer 147 views
Does a decrease in potential difference/voltage make the battery dead?Does a decrease in potential difference/voltage make the battery dead? ...
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What is the net electric potential at the midway of the line joining them?
0 answers 96 views
What is the net electric potential at the midway of the line joining them?If i have two similar metallic spheres having charges +q and -q seperated d cm apart frm each other in vaccum. What is the net electric potential at t ...
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Electric potential is the work done to move a unit charge from infinity to a point in space. But what does that actually mean?
0 answers 129 views
Electric potential is the work done to move a unit charge from infinity to a point in space. But what does that actually mean?Electric potential is the work done to move a unit charge from infinity to a point in space. But what does that actually mean? ...
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Where does the formula V=kQ/r come from?
0 answers 110 views
Where does the formula V=kQ/r come from?Where does the formula V=kQ/r come from? ...
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Does a 10V battery have more electric PE than a 1V battery?
1 answer 130 views
Does a 10V battery have more electric PE than a 1V battery?Does a 10V battery have more electric PE than a 1V battery because the difference in electric potential (voltage) b/w the positive and negative charge ...
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Why dont we square the distance to find V like in electrostatic force or electric field?
0 answers 129 views
Why dont we square the distance to find V like in electrostatic force or electric field?Why dont we square the distance to find V like in electrostatic force or electric field? ...
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