A 0.16 pF parallel-plate capacitor is charged to 10 V. Then the battery is disconnected from the capacitor. When 1.00 × 107 positive charges of magnitude |e| are now placed on the positive plate of the capacitor, the voltage between the plates changes by
A. ?5.0 V.
B. ?1.1 V.
C. 0 V.
D. +1.1 V.
E. +5.0 V.
Answer: E
You might also like to view...
Contrast Jupiter's magnetosphere with that of Earth and of the other jovian planets
What will be an ideal response?
The main energy transformation that occurs while an electric blender is mixing your orange juice is
A) electric E ? kinetic E. B) chemical E ? thermal E. C) electric E ? chemical E. D) kinetic E ? electric E. E) thermal E ? kinetic E.
When light passes from a material with a low index of refraction into material with a high index of refraction:
a. some light is reflected with a 180° change of phase. b. none of the light is reflected. c. some light is reflected without a change of phase. d. the light that is not reflected has a 180° change of phase.
A worker lifts a 20.0-kg bucket of concrete from the ground up to the top of a 20.0-m tall building. The bucket is initially at rest, but is traveling at 4.0 m/s when it reaches the top of the building
What is the minimum amount of work that the worker did in lifting the bucket? A) 3.92 kJ B) 400 J C) 560 J D) 4.08 kJ E) 160 J