1.Explain about RELAY.
2 . Explain about EARTH working  ((how earth connection working ))

Answer Posted / 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



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are the advantages of freewheeling diode in rectifier circuit?

572


what FET were we use its

1765


What are the charge carriers in p-type and n-type semiconductors?

559


Explain the toggle state in JKMS FF.

2525


Derive intrinsic stand off ratio.

621






what is mean of area?

1553


What is meant by operating point?

590


what should i prepare for an airport authority of india's interview for ATC post? I have interview in next week. so, Please help me out.

1756


which is the syllabus of the ongc next month exam pls send me on my mail id..

1595


What is intrinsic semiconductor ?

621


What is q-factor of the coil?

653


Q.1what is E1? Q.2what is diffrence b/w RNC & BSC? Q.3what is STM? Q.4what is LAC & CI? Q.5 what is HSN, MAIO, MA Group & frequency hopping?

1763


What is tri state of a signal?

599


I am abscent to the external exam due to illness then what happen

1464


Define hybrid parameter?

570