One Time Constant After an RL Circuit Has Its Switch

question 54

Multiple Choice

One time constant after an RL circuit has its switch closed,how does the current I in it compare to the maximum current I_max that occurs for this circuit?

• A)I > I_max/2
• B)I = I_max/2
• C)I < I_max/2
• D)Without knowing R and L,this cannot be determined.