A. 2.0 mA
B. 20 mA
C. 200 mA
D. 0.2 mA
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Related Mcqs:
- A moving coil galvanometer of resistance 100? gives half scale deflection for a current of 20mA. What will be the potential difference across it ?
- A. 4 volt B. 5 volt C. 2 volt D. 0.4 volt...
- The deflection for 50 division of galvanometer is decreased to 25 divisions by shunt resistance of 12Ω. Galvanometer resistance is_____________?
- A. 18Ω B. 30Ω C. 24Ω D. 12Ω...
- Minimum current required to produce a deflection of 1 mm on a scale at a distance of 1 meter is__________________?
- A. 0.1 A B. 1:00 AM C. current sensitivity D. 1 m A...
- Galvanometer is a very sensitive device with______________________?
- A. very low damping B. very high damping C. no damping at all D. radial field disintegration...
- When the coil of the galvanometer is in equilibrium then the deflecting couple is____________________?
- A. zero B. equal to the restoring couple C. greater than the restoring couple D. smaller than the restoring couple...
- Coil of a galvanometer is suspended in a radial magnetic field so that the deflecting torque on the coil is always___________________?
- A. BINA cosa B. BINA sina C. BINA tana D. BINA...
- A galvanometer basically is an instrument used to ____________________?
- A. detect current in a circuit B. measure current flowing through a circuit C. measure voltage across a circuit D. measure potential difference between two points in a circuit...
- The sensitivity of a galvanometer is given by__________________?
- A. C/BAN B. CAN/B C. BAN/C D. ABC/N...
- The effective way to increase the sensitivity of a moving coil galvanometer is to___________________?
- A. use a very long and fine suspension B. use a coil of very large area C. use a coil with very large number of turns D. use a very strong magnetic field...
- At what temperature is the Fahrenheit scale reading equal to twice that of the Celsius scale?
- A. 460°C B. 280°C C. 360°C D. 160°C...
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