Multiple Choice
An open circuit consists of a 12 μF parallel plate capacitor charged to 200 V and a 10 Ω resistor. At the instant when a switch closes the circuit (with no battery in it) the displacement current between the plates of the capacitor is
A) 1.2 μA.
B) 2.4 × 10−4 A.
C) 2.4 mA.
D) 10 A.
E) 20 A.
Correct Answer:
Verified
Correct Answer:
Verified
Q14: What is the maximum radiation pressure exerted
Q15: Two identical silver spheres of mass m
Q16: Find the frequency of X-rays of wavelength
Q17: Near the surface of the planet, the
Q18: In the atmosphere, the shortest wavelength electromagnetic
Q20: A solar cell has a light-gathering area
Q21: At every instant the ratio of the
Q22: The Earth is 1.49 × 10<sup>11</sup> meters
Q23: When E and B are the amplitudes
Q24: Since ε<sub>0</sub> = 8.85 × 10−<sup>12</sup> C<sup>2</sup>