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The sensitivity of a M.C.G. will increas...

The sensitivity of a M.C.G. will increase if

A

a strong magnet is used

B

radius of coil is increased

C

number of truns in coil is increased

D

all of these

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • The magnetic field at the centre of the M.C.G. is 0.25 T. The coil has an area of 0.2 m^(2) and has 28 turns. If the sensitivity of the M.C.G. is to be increased by 25%, the number of turns of the coil should be _______. Assume all other things remaining constant.

    A
    30
    B
    32
    C
    35
    D
    38

  • To increase the sensitivity of MCG, we must decreases

    A
    area of coil
    B
    torsional constant
    C
    magnetic field
    D
    number of turns

  • The voltage sensitvity of M.C.G. is given by

    A
    `S=(n AB)/(K)`
    B
    `S=(n AB)/(KG)`
    C
    `S= n ABKG`
    D
    `S=(KG)/(n AB)`

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