Tardigrade
Tardigrade - CET NEET JEE Exam App
Exams
Login
Signup
Tardigrade
Question
Physics
A straight section PQ of a circuit lies along the X axis from X = -a/ 2 to x= a/2 and carries a steady current I . Then the magnetic field due to the PQ section at a distance x= +a will be
Q. A straight section PQ of a circuit lies along the X axis from X = -a/ 2 to x= a/2 and carries a steady current I . Then the magnetic field due to the PQ section at a distance x= +a will be
2933
192
Moving Charges and Magnetism
Report Error
A
proportional to a
18%
B
proportionalto.I/a
18%
C
proportional to
a
2
18%
D
zero
47%
Solution:
d
l
ˉ
×
r
ˉ
=
0