Home
Class 12
PHYSICS
If the galvanometer current is 10 mA, re...

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`

Text Solution

Verified by Experts

The correct Answer is:
A

`S=((I_g)/(I-I_g))G=((1)/(10-1))xx0.018=0.002Omega`
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    NIKITA PUBLICATION|Exercise MCQs (Sensitivity and accuracy of M.C.G.)|1 Videos
  • KINETIC THEORY OF GASES & RADIATION

    NIKITA PUBLICATION|Exercise MCQs (Question Given in MHT-CET)|79 Videos
  • MAGNETISM

    NIKITA PUBLICATION|Exercise MCQs|249 Videos

Similar Questions

Explore conceptually related problems

If the resistance of the galvanometer G is 15 Omega , then current through the galvanometer will be

In a galvanometer there is a deflection of 10 divisions per 50 mA . The internal resistance of the galvanometer is 60Omega . If a shunt of 2*5Omega is connected to the galvanometer and there are 50 divisions in all on the scale of galvanometer what maximum current can this galvanometer read?

The resistance of a galvanometer is 100Omega . A shunt of 5 Omega is connected to it to convert it into an ammeter. The internal resistance of the ammeter is

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

A galvanometer of resistance 100 Omega gives the full scale deflection for a current of 10 m A. If a resistance of 1 Omega is connected in parallel to the coil of the galvanometer , then maximum current that can be measured with the galvanometer will be

The resistance of galvanometer is 999Omega . A shunt of 1 Omega is connected to it.If the main current current is 10^(-2)A , what is the current flowing through the galvanometer .

A galvanometer of resistance 50Omega is converted into an ammeter by connecting a low resistance (shunt) of value 1Omega in parallel to the galvanometer, S. If full - scale deflection current of the galvanometer is 10 mA, then the maximum current that can be measured by the ammeter is -

A galvanometer of resistance 40 Omega gives the full scale deflection for a current of 10 m A through it. A resistance of 9960Omega is connected in series with the galvanometer coil. The mximum voltage that can be measured by the voltmeter is