why earth hole size is biggest in plug point?

Answer Posted / mahadeva

The resistance of the Conductor is depending upon the area
of cross section of conductor i.e(R=6L/A), so we are
connected earth wire to the big one terminal of the socket
point as well as 3 pin top. To flow the fault current
through the terminal to earth easily.

Is This Answer Correct ?    22 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

why we used ZNO in Lightning arrester.

1536


What is the method to solve circuit using source transformation?

658


What is “pu” in electrical engineering?

675


What is class ab operation?

639


What cmos is and its benefits?

664






1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done

1476


what is meant by tranformer impedance?

2156


why do we use 25kv supply for traction purpose?

1510


in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)

1503


What is the reason that the humming sound is coming from the induction furnace panel?

2078


If I want to replace a 26KW Slip ring Motor with a Squirrel Cage motor & Drive (for a Hoist Application). How can I approximate the Motor & Drive HP required in new Setup.

1818


What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

1810


how to select electronic timer(Star-Delta) setting for diff. rating motors

1454


What should be the Sandwitch type Al. bus bar capacity for 2 M.W.Gen. set, having continuous full load current- 3463 Amps,ambient temp.- 50 Deg. C., Required temp. raise-20 deg.C., it will run 24 hrs, 365 days on full load, required highly reliable.

2217


i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT

1552