1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

# The magnetic field due to a short magnet, at a point on its axis, at a distance X cm from the middle point of the magnet, is 200 Gauss. The magnetic field at a point on the equatorial axis, at a distance X cm from the centre of magnet, will be

A
100 Gauss
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
400 Gauss
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
50 Gauss
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
200 Gauss
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

## The correct option is A 100 GaussFor axial point at a distance X cm from the centre, ∣∣∣→B∣∣∣=2 KMX3=200 Gauss For an equitorial point at same distance, X cm from the centre, ∣∣∣→B′∣∣∣=KMX3=12(2 KMX3) ∣∣∣→B′∣∣∣=12(200)=100 Gauss Hence, option (A) is the correct answer.

Suggest Corrections
0
Join BYJU'S Learning Program
Join BYJU'S Learning Program