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D192079 Pages:2

determination of iron losses in a specimen. Explain.
Explain the working principle of electrostatic voltmeters. How they can be
employed for measurement of High AC voltages?
PART 0

Answer any two questions, each carries 10 marks
Explain the basic principle and working of LVDT?
Write short notes on RTD?
Draw a neat block diagram of a Cathode Ray Oscilloscope and specify the
function of each block .Also Explain its working principle
Explain basic potentiometer principle. Also explain the calibration of ammeter,

voltmeter and wattmeter using potentiometer.

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