Rajkamal Sir (Engineers Platform) 📚📚

5. 'Creeping' is a term related to…………. instruments. [SSC JE EE 2021]

4. If a dynamometer type wattmeter is connected in an ac circuit, the power indicated by the wattmeter will be [SSC JE EE 2016]

3. Three wattmeter method of power measurement can be used to measure power in [SSC JE EE 2016]

2. Creeping in a single-phase induction type energy meter may be due to

1. Two holes are drilled in the disc on a diameter of energy meter to

5. Which of the following types of watt-hour meter is used only in AC circuits?

4. Under phantom loading testing of an energy meter, the power required to test is………………….

3. Which of the following concepts is applied in instruments of the electrodynamometer type?

2. What are the other systems, outside the driving and registering system of the single-phase energy meter, make up the fundamental components of construction?

1. The speed of the aluminum disc in an energy meter is controlled by……………