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

A solenoid 100 cm long have 10 layers of winding of 200 turns each. If the current carries is 2 A, then the magnetic field at the centre of the solenoid is nearly?

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

The correct option is B 5 mT
The magnetic field due to a solenoid having n turns and current i flowing through it is, B=μ0ni

=4π×107×2000×2
=16π×104 T
=5 mT

flag
Suggest Corrections
thumbs-up
2
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Applications of Ampere's Law
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon