Galvanometer Multiple Choice Questions and Answers


1. Most sensitive galvanometer is


   A.Elastic galvanometer

   B.Vibration galvanometer

   C.Dubble galvanometer

   D.Spot ballistic galvanometer


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D.Spot ballistic galvanometer

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2. For protecting a galvanometer during transport


   A.A capacitor is connected across the terminals

   B.The terminals are kept shorted

   C.The terminals are kept open circuited

   D.Critical damping resistance is connected across the terminals


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D.Critical damping resistance is connected across the terminals

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3. Damping of the Ballistic galvanometer is made small to


   A.Get first deflection large

   B.Make the system oscillatory

   C.Make the system critically damped

   D.Get minimum overshoot


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A.Get first deflection large

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4. Resistances can be measured with the help of


   A.Wattmeters

   B.Voltmeters

   C.Ammeters

   D.Ohmmeters and resistance bridges

   E.All of the above


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D.Ohmmeters and resistance bridges

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5. A ...... device prevents the oscillation of the moving system and enables the latter to reach its final position quickly


   A.Deflecting

   B.Controlling

   C.Damping

   D.Any of the above


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C.Damping

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