Purchase Solution

Parallel Plate Capacitor Charge

Not what you're looking for?

Ask Custom Question

A 100-uF parallel-plate capacitor is charged to 500 V. It is then disconnected from the charging source and insulated. (a) How much energy is stored on the capacitor? (b) If the plates are pulled apart to a seperation that is twice their initial separation, what energy is stored on the capacitor? (c) If the answers are not identical, account for their difference.

Purchase this Solution

Solution Summary

This solution includes calculations and explanation. 145 words.

Solution Preview

(a) The energy stored in a capacitor is given by the equation,

U = 1/2 CV2 = 1/2 (100)*(500)2 = 1.25 x 107 Coulomb

(b) In part (a) Capacitance C = KEA / d
d ~ Capacitor plate separation ...

Purchase this Solution


Free BrainMass Quizzes
The Moon

Test your knowledge of moon phases and movement.

Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.

Basic Physics

This quiz will test your knowledge about basic Physics.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.