What is the use of iron core in a transformer?
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if field winding of synchronous generator are shorted on each other will it start or burn or run for short time like induction motor
What is static Device & Mechanical device? Is transformer a static device?
why transformer rating is given in kva?
what material is used in capaciter
An engineer measures the direct current resistance of a transformer using ohm meter. When he/she takes out one of the leads of the meter, spark comes.. Why ?? This effect is known as...
What are all present producing cost of Per KWH of various Fuel?
What is EOL?
How To increase Knowledge Of boliler regarding To Only Electrical Field..
Normally the starter used to reduce the starting current.but the dol starter do not it,so why we use it?
what type questions asked in hp cl
how to make parrallal ups
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
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