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Magnetic field due to a straight solenoi...

Magnetic field due to a straight solenoid at any point inside it is `B = mu_(0)` ni. Magnetic field at the end of the solenoid is

A

B

B

`B//2`

C

2B

D

`B//4`

Text Solution

Verified by Experts

The correct Answer is:
B
Magnetic field at the end of a current carrying solenoid is half of the magnetic field inside it.
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Knowledge Check

  • Magnetic Field inside the solenoid is ______.

    A
    increases from one end to another
    B
    zero at the middle
    C
    varies from point to point
    D
    uniform

  • Magnetic field inside a solenoid is

    A
    directly proportional to current
    B
    inversely proportional to current
    C
    directly proportional to its length
    D
    inversely proportional to the total number of turns

  • Magnetic field produced by a solenoid and a bar magnet

    A
    similar
    B
    different
    C
    sometimes similar and sometimes different
    D
    none of these

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