EXAMIANS
The form factor in AC is the ratio of
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The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ?
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What is the name of physical quantities which are independent of each other?
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The function of shunt in an ammeter is to
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The effect of load resistance is important in measurement of
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The calibration of a voltmeter can be carried out by using
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A ______ device prevents the oscillation of the moving statem and enables the latter to reach its final position quickly
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For measurement of mutual inductance we can use
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An Ohmmeter is a
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In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is
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