Choose the correct options regarding a galvanometer.

It measures current

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It is marked with positive and negative polarity

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The deflection in the galvanometer is proportional to the current

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Zero is marked at the middle of instrument

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Solution

The correct options are
C Zero is marked at the middle of instrument
D The deflection in the galvanometer is proportional to the current
Galvanometer is a device whose deflection is proportional to the current and its zero mark is at the middle. It is used to measure the direction of current.

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Q. A galvanometer has a resistance of

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and has

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divisions. A current of

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is passed and it gives full-scale deflection. When shunt of

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. The resistance connected with the galvanometer to convert it into a voltmeter to measure

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Q. A conductor depicted as AB is moving towards you, out of the plane, with two magnets kept as shown below. (G - galvanometer)

Select the correct option regarding polarity of the magnets and the deflection of the galvanometer.

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Choose the correct options regarding a galvanometer.

The correct options are C Zero is marked at the middle of instrument D The deflection in the galvanometer is proportional to the currentGalvanometer is a device whose deflection is proportional to the current and its zero mark is at the middle. It is used to measure the direction of current.

The correct options are
C Zero is marked at the middle of instrument
D The deflection in the galvanometer is proportional to the current
Galvanometer is a device whose deflection is proportional to the current and its zero mark is at the middle. It is used to measure the direction of current.