Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Physics
The magnetic field at centre P is
Q. The magnetic field at centre
P
is
1266
211
Rajasthan PET
Rajasthan PET 2002
Report Error
A
4
r
μ
0
I
B
2
r
μ
0
I
C
8
r
μ
0
I
D
zero
Solution:
The magnetic field at centre of half circular coil
B
=
4
r
μ
0
I