in three pin plug point, whats the reason that one plug point is bigger in size

in three pin plug point, whats the reason that one plug
point is bigger in size

Question Posted / parthisanthosh2

4 Answers
6932 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

in three pin plug point, whats the reason that one plug point is bigger in size..

Answer / babai

when short ckt happens a large amount of current flows,to
pass that large current to the ground ,the 3rd point known
as ground terminal makes bigger cross section.as resistance
in inversely proportion to the cross sectional area of
conductor.

Is This Answer Correct ?

13 Yes

2 No

in three pin plug point, whats the reason that one plug point is bigger in size..

Answer / stalin

it is used for grounding

Is This Answer Correct ?

6 Yes

2 No

in three pin plug point, whats the reason that one plug point is bigger in size..

Answer / silas varghese

during earth fault the fault current is large depending on rating of equipment.hence to transfer this current to earth without being melted down the earth pin is of larger cross-section. larger the ampere rating of plug or socket more is the cross section size of earth pin.

Is This Answer Correct ?

2 Yes

0 No

in three pin plug point, whats the reason that one plug point is bigger in size..

Answer / deepalps

larger pin dia, means a greater surface, secured contact for grounding.
its bigger than the others so that safety first....means the appliance is ground first and then operated on 230V/

Is This Answer Correct ?

0 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

what should be 3phase motor capacity or rating to connect in star connection. what should be 3phase motor capacity or rating to connect in delta connection. what should be 3phase motor capacity or rating to connect in star delta connection

1 Answers

how i run d.c. moter with solar panel without use of battery?

1 Answers

what are the effects when the frequency is decreased in any ac machine

1 Answers

What's an AVR? What's its purpose in Generators?

4 Answers

When should I use earth leakage circuit breaker for incomer and when should I use it for each feeder seperately?

1 Answers

why motor burns ?

5 Answers

what are the particle used along with silica gel in transformer breether,explain their functions.