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प्रश्न
How will you convert a moving coil galvanometer into a voltmeter?
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उत्तर
By connecting high resistance in series
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संबंधित प्रश्न
Write the underlying principle of a moving coil galvanometer.
A circular coil of 250 turns and diameter 18 cm carries a current of 12A. What is the magnitude of magnetic moment associated with the coil?
Why is it necessary to introduce a radial magnetic field inside the coil of a galvanometer?
Draw a labelled diagram of a moving coil galvanometer and explain its working. What is the function of radial magnetic field inside the coil?
State the principle of the working of a moving coil galvanometer, giving its labeled diagram ?
What are the advantages of using soft iron as a core, instead of steel, in the coils of galvanometers?
The AC voltage across a resistance can be measured using a ______.
The conversion of a moving coil galvanometer into a voltmeter is done by ______.
A galvanometer coil bas 500 turns and each tum has an average area of 3 × 10-4 m2. If a torque of 1.5 Nm is required to keep this coil parallel to a magnetic field when a current of 0.5 A is flowing through it, the strength of the field (in T) is ______.
Explain in brief the basic construction of a moving-coil table galvanometer whit a neat labelled diagram.
