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What is current sensitivity of a galvano...

What is current sensitivity of a galvanometer?

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What do you mean by current sensitivity of a galvanometers ? Write its SI unit.

Answer the following Increasing the current sensitivity of a galvanometer may not necessarily increases its voltage sensitivity. Explain giving reasons.

'Increasing the current sensitivity of galvanometer may not necessarily increases its voltage sensitivity''. Justify this statement.

If the torsional rigidity per unit angle of twist of the suspension of the coil is k, find out an expression for the current sensitivity of galvanometer.

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If the current sensitivity of a moving coil galvanometer is increased by 20% , its resistance also increased by 1.5 times. How will the voltage sensitivity of the galvanometer by affected?

Define the corrent sensitivity and voltage sensitivity of a moving coil galvanometer.

Write two factors by which voltage sensitivity of a moving coil galvanometer can be increased.

For 1 A current, a galvanometer shows its full-scale deflection. If a resistance of 800Omega is series, it is converted into a voltumeter of range 0-1000 V. What is the resistance of the galvanometer?

UNITED BOOK HOUSE-MODEL PAPER SET-05-EXERCISE
  1. The value of a of a common base amplifier is 0.98. If the change of em...

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  2. Mobile phone acts in the frequency limit of

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  3. What is current sensitivity of a galvanometer?

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  4. A coil has a number of turns n and area A. It is placed at an angle 60...

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  5. What is,the percentage of r.m.s. value of an a.c. current with respect...

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  6. Convert (110111)2 into decimal number.

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  7. Substract following in 1 s complement method 1101-1010=?

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  8. Show that to get maximum power in an electrical circuit the external r...

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  9. There are n number of cells each of resistance R. When they are connec...

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  10. The internal resistance of a battery of e.m.f. 100 Vis 4 Omega. A volt...

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  11. A plane electromagnetic wave of frequency 25 Hz is moving along. x dir...

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  12. What is electric dipole? Find electric field intensity at a point on ...

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  13. Three point charges q, 2q and- 4q are in air at three points so-that t...

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  14. Establish the formula of equivalent capacitor for three capacitors in ...

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  15. State Biot Savart’s law.

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  16. A ray of lilght is incident at a small angle theta on a rectangular gl...

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  17. Write down the expression of angle of deviation by thin prism. A ray o...

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  18. X-rays of wavelength lambda fall on photosensitive-surface emitting el...

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  19. The two lines A and B shown in the graph plot the de Broglie wavelengt...

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  20. What kind of diode is used as a voltage regulator? .draw the v-i char...

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