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

i want assit.loco poilet sample papers

1553


Compare csi and vsi?

865


Define what is the effect of temperature on the reverse current of a p-n junction?

638


A thread has to access the address space of all other threads in the same process and can therefore mess up the stacks of other threads. Why is this not a protection problem? Could the same be allowed to occur for processes, e.g. one process writing data into the stack of other.

1436


What does ac voltage controller mean?

623






What is piv of a diode in a rectifier circuit?

604


What are the advantages of integrated circuits?

617


WHAT IS THE DIFFERENCE BETWEEN HORIZONTAL AND VERTICAL POLARIZATION IN MICROWAVE LINK?

2407


The change in a semi-conductor strain gauge, in resistance on application of strain is mainly due to the change in its

569


What are the commonly used filters?

594


why would you like to join jindal steel and power? in 200 words

3219


why is the plastic dip ic package most widely used?

577


Explain why does all cellular networks have same shape of sim?

574


am going 2 write railway exam 4 d post of section engineer..i wnt 2 knw abt d que pattern n d previous year que papers

1673


What is an eeprom?

612