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What should be the resistance of an idea...

What should be the resistance of an ideal ammeter ?

A

very less

B

very high

C

infinite

D

zero

Text Solution

Verified by Experts

The correct Answer is:
D
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KUMAR PRAKASHAN-MOVING CHARGES AND MAGNETISM-SECTION D (MULTIPLE CHOICE QUESTIONS)
  1. has maximum resistance.

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  2. Why small soft iron cylinder is placed at the axis of the coil in galv...

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  3. What should be the resistance of an ideal ammeter ?

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  4. When series resistance is increased, range of voltmeter

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  5. When shunt connected to galvanometer has the value equal to resistance...

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  6. Which of following statements is wrong?

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  7. There are three voltmeters of same range with resistance 10,000Omega,8...

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  8. In order to increase the sensitivity of a moving coil galvanometer, s...

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  9. If range of an ammeter with resistance 5Omega is to be made double the...

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  10. is known as current sensitivity of a galvanometer.

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  11. is known as voltage sensitivity of galvanometer.

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  12. Relation between voltage sensitivity (sigma(v)) and current sensitivit...

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  13. When 50Omega resistance is connected to one voltmeter, its range is ob...

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  14. When 3 mA and 5 mA currents are passed through two galvanometers P and...

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  15. 1A current is passed through a parallel combination of 8Omega resistan...

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  16. When 2.5Omega shunt is connected with 25Omega resistance of galvanomet...

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  17. Give unit of torsional constant.

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  18. To turn galvanometer into ammeter,

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  19. Resistance of galvanometer is G. If shunt required to make its range n...

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  20. Resistance of ammeter is ROmega. What will be the required shunt to de...

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