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Previous Years GATE problems based on Energy Meter (Part 1)
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In this lecture I have discussed previous year GATE problems based on energy meter.

## Pawan Chandani is teaching live on Unacademy Plus

Pawan Chandani
Faculty of GATE/ESE (Electrical Engineering) , Also a YouTuber and teaches Electrical Eng. subjects on YouTube | Jony Ive Award Winner

U
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thank you Ma'm may i cant do comment in every video but thank you so much for your kind work and kind help God bless you Ma'm thanks too ROman sir too
1. Previous Year GATE problems based on Energy Meter By- Pawan Chandani

2. Q 3. A single-phase energy meter is operating on 230V, 50Hz supply with a load of 20A for two hours at upf. The meter makes 1380 revolutions in that period. The meter constant is 2ol.

3. Q 3. A single-phase energy meter is operating on 230V, 50Hz supply with a load of 20A for two hours at upf. The meter makes 1380 revolutions in that period. The meter constant is 230 x 20x 14.6 kw 1380 150 e kwh E (kwh 9.2

4. Q 4. The meter constant of a 1-0 240V induction watt-hour meter is 400 revolutions per kWh. The speed of the meter disc for a current of 10A at 0.8 lagging will be

5. Q 4. The meter constant of a 1-0 240V induction watt-hour meter is 400 revolutions per kWh. The speed of the meter disc for a current of 10A at 0.8 lagging will be 240 X10x O.8 1.92 KW looo PK = 1.92 kW x 400 re /kWh = 768 et/hr N= 768 = 12.8 60

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