1.Explain about RELAY.
2 . Explain about EARTH working ((how earth connection working ))
Answers were Sorted based on User's Feedback
Answer / nafees
1. Relay is an electrical device which is used to hold the power supply or we can say that its switching device.
its working principle is electromagnetic.
| Is This Answer Correct ? | 7 Yes | 0 No |
Answer / raj
Relay is used to connect or disconnect the power to a circuit without interfering the circuit supply or with an external supply
Earth connection is used to ground(Nutralise) the leakage voltage to protect the operator form the shock. if operator get shock the earth connection is defined as not working.
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / thiagarajan.e
Relay is electrical device,and it's prime function is a aprotection device,and it can be used for connect and dis connect purpose.
| Is This Answer Correct ? | 0 Yes | 0 No |
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