Problem 29 Q.Can we give any desired charge to aCapacitor? Explain in words not more than50.

Solution: No, as we increase the charge on the plates of a capacitor, the potential difference…

Answered: Can we give any desired charge to a…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter18: Electric Charge And Electric Field

Section: Chapter Questions

Problem 30PE: (a) What magnitude point charge creates a 10,000 N/C electric field at a distance of 0.250 m? (b)...

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Similar questions

(a) Would life be different if the electron were positively charged and the proton were negatively charged? (b) Does the choice of signs have any bearing on physical and chemical interactions? Explain your answers.
The practical limit to all electric field in air is about 3.00106 N/C. Above this strength, sparking rakes place because air begins to ionize, (a) At this electric field strength, how far would a proton travel before hitting the speed of light (ignore relativistic effects)? (b) Is it practical to leave air in particle accelerators?
An electron has an initial velocity of 5.00106m/s in a uniform 2.0010m/s electric field. The field accelerates the election in the direction opposite to its initial velocity, (a) What is the direction of the electric field? (b) How far does the electron travel before coming to rest? (c) How long does it take the electron to come to rest? (d) What is the electron's velocity when it returns to its starting point?
(a) Will the electric field strength between two parallel conducting plates exceed the breakdown strength of dry air, which is 3.00106 V/m, if the plates are separated by 2.00 mm and a potential difference of 5.010V is applied? (b) How close together can the plates be with this applied voltage?
Consider an electron that is 1010 m from an alpha particle (q=3.21019C) . (a) What is the electric field due to the alpha particle at the location of the electron? (b) What is the electric field due to the electron at the location of the alpha particle? (c) What is the electric force on the alpha particle? On the electron?
A 2.5-g copper penny is given a charge of 2.0109C . (a) How many excess electrons are on the penny? (b) By what percent do the excess electrons change the mass of the penny?
(a) What is the final speed of an electron accelerated from rest through a voltage of 25.0 MV by a negatively charged Van de Graff terminal? (b) What is unreasonable about this result? (c) Which assumptions are responsible?
(a) What magnitude point charge creates a 10,000 N/C electric field at a distance of 0.250 m? (b) How large is the field at 10.0 m?
A thin conducing plate 2.0 m on a side is given a total charge of 10.0C . (a) What is the electric field 1.0 cm above the plate? (b) What is the force on an electron at this point? (c) Repeat these calculations for a point 2.0 cm above the plate. (d) When the electron moves from 1.0 to 2.0 cm above the plate, how much work is done on it by the electric field?
A bare helium nucleus has two positive charges and a mass of 6.641027kg . (a) Calculate its kinetic energy in joules at 2.00% of the speed of light, (b) What is this in electron-volts? (c) What voltage would be needed to obtain this energy?
Two point charges, q1=2.0107C and q2=6.0108C , are held 25.0 cm apart. (a) What is the electric field at a point 5.0 cm from the negative charge and along the line between the two charges? (b)What is the force on an electron placed at that point?
(a) Find the magnitude of the electric force between a Na+ ion and a Cl ion separated by 0.50 nm. (b) Would the answer change if the sodium ion were replaced by Li+ and the chloride ion by Br ? Explain.

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Can we give any desired charge to a Capacitor? Explain in words not more than 50.