Question Detail

PHY 102 Current Electricity Objective Question

Question

After one time constant (T) in a charging RC circuit, approximately what fraction of the maximum charge is present on the capacitor plates?
Options
A 36%
B 50%
C 64%
Correct Answer
D 100%
Correct Answer

Option C is the correct answer.

Detailed Explanation

Page 21 states that 'Charge on capacitor plates rises to ~64% of maximum value' after one time constant.

Hint

This is a direct recall of a specific percentage related to the time constant in the 'Charging a capacitor' section on page 21.

Question Info