A series RC circuit has a time constant of 1.5 s. The battery has a voltage of 50 V and the maximum current just after closing the switch is 500 mA. The capacitor is initially uncharged. What is the charge on the capacitor 3.0 s after the switch is closed?
A) 0.48 C
B) 0.86 C
C) 0.43 C
D) 0.99 C

Question

A series RC circuit has a time constant of 1.5 s. The battery has a voltage of 50 V and the maximum current just after closing the switch is 500 mA. The capacitor is initially uncharged. What is the charge on the capacitor 3.0 s after the switch is closed? 
A) 0.48 C 
B) 0.86 C 
C) 0.43 C 
D) 0.99 C

Quizplus · Accepted Answer

The Answer of A series RC circuit has a time constant of 1.5 s. The battery has a voltage of 50 V and the maximum current just after closing the switch is 500 mA. The capacitor is initially uncharged. What is the charge on the capacitor 3.0 s after the switch is closed? 
A) 0.48 C 
B) 0.86 C 
C) 0.43 C 
D) 0.99 C

A Series RC Circuit Has a Time Constant of 1