Electro Magnetic Induction And Alternating Currents Question 549

Question: An ideal coil of 10 henry is joined in series with a resistance of 5 ohm and a battery of 5 volt. 2 second after joining, the current flowing in ampere in the circuit will be [MP PET 1995]

Options:

A) e1

B) (1e1)

C) (1e)

D) e

Show Answer

Answer:

Correct Answer: B

Solution:

From i=i0[1eRt/L] , where i0=55=1 amp
 i=1(1e5×210)=(1e1)amp



NCERT Chapter Video Solution

Dual Pane