#### The equivalent inductance of the given circuit in the figure is : Option 1) 2 H Option 2) 6 H Option 3) 8/3 H Option 4) 4 H

As learnt in

Self Inductance -

An emf is induced in the coil or the circuit which oppose the change that causes it. Which is also known back  emf.

- wherein

2 H and 4 H are in parallel.

Their equivalent is

and   are in series,

Option 1)

2 H

This option is correct

Option 2)

6 H

This option is incorrect

Option 3)

8/3 H

This option is incorrect

Option 4)

4 H

This option is incorrect