Quiz : ISRO Technician B -Electrical/2015

 

#1. Power factor of purely resistive circuit will be…?

#2. One micron is….?

#3. The current in an RLC series resonance circuit will be….?

#4. The capacity of a capacitor used in the power factor correction is expressed in terms of….?

#5. Transformers are rated in …?

#6. The transformer oil used in the transformer provides…?

#7. Which of the following DC motor is suitable for high starting torque ?

#8. 0.01 Ampere is same as the…?

#9. The main purpose of performing open circuit test test at rated voltage is to measure…?

#10. The internal resistance of the ammeter should be…?

#11. Buchholz relay is a ……?

#12. Time constant for an R-L series circuit will be….?

#13. The resistance of a wire will double, if we double its…?

#14. As the frequency increases, the capacitive reactance of the circuit is…?

#15. In a two wattmeter method of measuring 3 phase power, power factor is 0.5 , then one of the wattmeter will read…?

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