Physics, asked by vaishnavi5020, 5 hours ago

Magnetic induction due to semi infinite wire when point lies opposite to one end DIN None of these (A) 4πd (B) 1102 2πd (C) 3rd rotation is​

Answers

Answered by sarika001276
0

Answer:

Correct option is

A

1

As point O is along the length of segments L and M, so the field at O due to these segments will be zero.

Also, point O is near one end of a long wire.

The resultant field at O, B

R

=B

P

+B

Q

, this field willbe into the plane paper.

⇒B

R

=

μ

0

RO

I

+

μ

0

SO

I

But, RO=SO=0.02m

Hence, B

R

=2×

μ

0

×

0.02

10

=2×10

−7

0.02

10

=10

−4

Wb m

−2

Answered by wajidsheikh8820
0

Explanation:

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