In some energy meters, creeping can be avoided by __________ Options: A . &nbspattaching small gold pieces B . &nbspattaching small aluminium pieces C . &nbspattaching small iron pieces D . &nbspattaching small zinc pieces

In some energy meters, creeping can be avoided by _________

Question

In some energy meters, creeping can be avoided by __________

Options:

A . attaching small gold pieces

B . attaching small aluminium pieces

C . attaching small iron pieces

D . attaching small zinc pieces

Answer: Option C
Answer: (c).attaching small iron pieces

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Question 1. Creeping is avoided by __________....

Question 2. Measurement of energy involves _________....

Question 3. An electronic energy meter makes use of ___________....

Question 4. Average power is _________....

Question 5. Choose the correct statement regarding two watt-meter method for power measurements in 3-phase circuit.....

Question 6. The meter constant of a single-phase, 230 V induction watt-meter is 600 rev/kW-h. The speed of the meter disc for a curr....of 15 A at 0.8 power factor lagging will be?

Question 7. In the measurement of 3-phase power by 2 watt-meter method, if the 2 watt-meter readings are equal, the power factor of ....readings are equal, the power factor of the circuit is?

Question 8. A coil (which can be modelled as a series RL circuit) has been designed for high Q performance. The voltage is rated at ....of Q factor and the active power P will be?

Question 9. Two watt-meters, which are connected to measure the total power on a three-phase system supplying a balanced load, read ....20.5 kW and -3.5 kW respectively. The total power is?

Question 10. A circuit is used to measure the power consumed by the load. The current coil and the voltage coil of the watt-meter hav....measured power (as compared to the load power) will be?

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