A coil having n turns and resistance R $Ω$ is connected with a galvanometer of resistance 4R $Ω$ . This combination is moved in time t seconds from a magnetic field $W_{1}$ weber to $W_{2}$ weber. The induced current in the circuit is

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B
$i = \frac{e}{R} = \frac{- N}{R} \frac{(ϕ_{2} - ϕ_{1})}{△ t} = \frac{- n (W_{2} - W_{1})}{5 R t}$

Suggest Corrections

Similar questions

A coil having n turns and resistance R ohm is connected with a galvanometer of resistance 4R ohm. This combination is moved in a region where magnetic flux changes from $W_{1} w e b e r t o W_{2}$ weber in t second. The induced current in the circuit is