ECE :: Measurements and Instrumentation
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To measure moisture in wood, the most suitable method is
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An E transformer is a
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In which of the following instruments is the deflecting torque proportional to
where L is inductance of coil and Q is deflection -
In a low power factor wattmeter, the resistance of pressure coil is more than in ordinary wattmeter.
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It is required to measure pressure using LVDT. The additional device needed is
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Which of the following quantities have same dimension in emu and esu?
- Current
- Electrical power
- Electrical energy
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Assertion (A): A dc potentiometer measures the true open circuit emf of a source.
Reason (R): At balance point, a dc potentiometer does not draw any current from the source.
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