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Question: If the strength of the magnetic field produced 10cm away from a infinitely long straight conductor i...

If the strength of the magnetic field produced 10cm away from a infinitely long straight conductor is , the value of the current flowing in the conductor will be

A

5 ampere

B

10 ampere

C

500 ampere

D

1000 ampere

Answer

5 ampere

Explanation

Solution

⇒ 10−5=10−7×2i(10×10−2)10 ^ { - 5 } = 10 ^ { - 7 } \times \frac { 2 i } { \left( 10 \times 10 ^ { - 2 } \right) } ⇒