Answer / senthil

Relay is the electrically operated switch.
it used to protective, control and sequential switching
circuits.

Answer / sunil

relay is a protecting device which is sence the abnormal
condition(like any fault) & give the initiative to circuit
breaker,which is isolae the faulty one frm the ckt.

Answer / mradul varshney

RELAY IS A SWITCH. WHICH OPERATE WITH THE HELP OF MAGNETIC
CONDUCTION IN INBUILT MAGNATE.WHEN MAGNATE IS MAGNETISED
THEN ITS MAKE A CONNECTION.

Answer / m.praveen

A relay is a type of switch which has an electromagnet and
an iron rod. current causes the rod to switch back and
forth through two terminals,which activates two seperate
circuits,

Answer / pukhraj meghwanshi

Relay is electricly operated switch which operate the
auxillary cicuit. Relay is also used for limiting purpose
when circuit cross the limit then relay operat and acuate
the circuit breaker.

Answer / hasan mehdi

Relay is a device that detect the fault and initiates the
operation of the c.b to isolate the defective element from
the rest of the system

Answer / ashok

relay is a protecting device which is sence the abnormal
condition(like any fault) & give the initiative to circuit
breaker,which is isolae the faulty one frm the ckt.

Answer / suresh g

A relay is a device which senses the abnormal current
present in circuit and isolates the circuit from the fault
current by tripping the circuit breaker. Its contacts can
be used for providing interlocks there by making the system
more secure and safe

Answer / ramu

relay is a sensing device it gives signal to open the switch
(connected to fauled portion) when the fault occurs

Answer / debaroon ray

Relay is a protective device that detects the fault and
initiate the operation of circuit breaker to isolate the
defective circuit from the rest of the system.

why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not its nameed as A,B,C,D??

6 Answers   Jindal,

what is voltage ?

7 Answers  

Why the bypass and blocking diodes are used in solar modules?

1 Answers  

Pleae send me last 5 years of Question book about RRB chennai.

0 Answers   RRB,

can the measured percentage error during calibration of single phase energy meter be negative?

0 Answers  

Which thing is maximum in RLC circuit at resonance a)power consumption b)inductive current c)capacitive voltage

0 Answers  

What is function of condenser in fan?

3 Answers  

from 33kv to 440v 2mva transformer how much full load current will be at ht side and lt side and which range of ctpt will be used?

1 Answers  

how to calculate transformer load?

0 Answers   Lanco,

why it is unable to birds to be on a 220kV 0r 132 kv lines like on 33kV and 11kV lines?

4 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd,

Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

0 Answers  

What is the Load Capacity of Panther conductor (0.2) and dog conductor (0.2) 

0 Answers   Greenko Group,