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To measure the resistance of a galvanome...

To measure the resistance of a galvanometer by half deflection method, a shunt is connected to the galvanometer . The shunt is

A

low resistance connected in parallel

B

low resistance connected in series

C

high resistance connected in parallel

D

high resistance connected in series

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To know the resistance of a galvanometer by half deflection method, a battery of emf V and resistance R is used to deflect the galvanometer by angle theta . If a shunt of resistance is needed to get half deflection then, G, R and S are related by the equation :

To know the resistance G of a galvanometer by half deflection method , a battery of emf V_E and resistance R is used to deflect the galvanometer by angle theta . If a shunt of resistance S is needed to get half deflection then , G,R and S related by the equation :

Knowledge Check

  • In a galvanometer 5\% of the total current in the circuit passes through it. If the resistance of the galvanometer is G, the shunt resistance S connected to the galvanometer is

    A
    19G
    B
    G/19
    C
    20G
    D
    G/20
  • In a galvanometer 5% of the total current in the circuit passes through it. If the resistance of the galvanometer is G, the shunt resistance S connected to the galvanometer is

    A
    19G
    B
    G/19
    C
    20G
    D
    G/20
  • If the galvanometer current is 10 mA, resistance of the galvanometer is 40 Omega and shunt of 2 Omega is connected to the galvanometer, the maximum current which can be measured by this ammeter is

    A
    0.21A
    B
    2.1A
    C
    210A
    D
    21A
  • Similar Questions

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