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GATE-19 | Electrical Measurement | Semi-Quiz-2
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Question 1
The disc of a single phase Induction-type energy meter makes 60 revolutions in 6 minutes. Meter constant is 1200 rev/kWh. Power consumption in the load is
Question 2
While power measurement using two-wattmeter method, one of the wattmeter is reading backwards. What can be done to obtain the correct measurement?
Question 3
The pressure coil of a dynamometer type wattmeter is
Question 4
While measuring frequency using the Lissajous method, the pattern that appears is a single circle, which shows that the two frequencies are equal. What is the phase difference between the two alternating signals?
Question 5
What feature is incorporated in an electrodynamometer wattmeter to make it a low power factor wattmeter?
Question 6
What is a reading of 0.8245 on 1 V range in four-and-a-half-digit voltmeter displayed as?
Question 7
If an input of 7.25 volts is applied in dual slope A/D with resistance of 50kΩ and capacitance of 0.20 µF having reference voltage as 15 volts with 20ms as fixed integration, then find the conversion time?
Question 8
The digital multimeter having 10 V range with calibration at 23 ºC ±5 ºC expects signal of 7V. The accuracy specifications for these conditions state ±(20ppm of reading + 6 ppm of range). What will be the accuracy of multimeter.
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Sep 16ESE & GATE EE
