wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A magnetic needle free to rotate in a vertical plane, orients itself with its axis vertical at a certain place on the Earth. What is the value of Horizontal component of Earth's field?

A
1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
0
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
90
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
infinite
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 0
Since the magnetic needle orients itself with its axis vertical, thus all the magnetic field must be in vertical direction and so horizontal component of earth's magnetic field must be zero.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Earth’s Magnetism
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon