Quiz : ISRO Technician Electrical – B/2019
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#1. Which of the following is a true for Hot wire ammeter?
#2. The permissible frequency variation according to Indian electricity rule?
#3. Synchronous speed of a 12 pole synchronous motor when the supply frequency 50 Hz?
#4. Hols are provided in the aluminium disc of an energy meter is to….?
#5. As per indian electricity standard, What is the allowable voltage variation in low or medium voltage supply?
#6. According to which law, the back emf in DC motor opposes the applied voltage?
#7. The impedance ratio of transformer is equal to….?
#8. Which of the device is a single excited magnetic field system?
#9. A triplex wave winding have …. parallel path?
#10. The open circuit characteristics of a DC generator is also called its ….. characteristics?
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