In the circuit shown, the capacitor is initially uncharged. At time t = 0, switch S is closed. If $ \tau $ denotes the time constant, the approximate current through the 3 $\Omega$ resistor when t = $ \tau $/10 is:
A) 0.38 A
B) 0.50 A
C) 0.75 A
D) 1.0 A
E) 1.5 A

Question

In the circuit shown, the capacitor is initially uncharged. At time t = 0, switch S is closed. If $ \tau $ denotes the time constant, the approximate current through the 3 $\Omega$  resistor when t = $ \tau $/10 is: 
A) 0.38 A 
B) 0.50 A 
C) 0.75 A 
D) 1.0 A 
E) 1.5 A

Quizplus · Accepted Answer

The Answer of In the circuit shown, the capacitor is initially uncharged. At time t = 0, switch S is closed. If $ \tau $ denotes the time constant, the approximate current through the 3 $\Omega$  resistor when t = $ \tau $/10 is: 
A) 0.38 A 
B) 0.50 A 
C) 0.75 A 
D) 1.0 A 
E) 1.5 A

In the Circuit Shown, the Capacitor Is Initially Uncharged τ \tau τ

In the Circuit Shown, the Capacitor Is Initially Uncharged $\tau$