Why Transistors are not used as switching devices?
Answer Posted / biraj kundu
transistor are mainly current driven whle for switching are
done at high frequency and high voltage. thus devices like
SCR,IGBT,MOSFET,etc are used.
transistors are employed in small ckts
| Is This Answer Correct ? | 3 Yes | 5 No |
Post New Answer View All Answers
what is the difference betweem star connected motor & delta connected motor?
Operation carried out in thermal power stations?
what is the difference between surge protection capacitor and surge arrestor
The slip during plugging operation is given by= A 1-s B 2+s C 1+s D 2-s
describe the fully control circuit diagram of ac drives
what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?
What is meant by vector group
what's the simultenous maximum demand (SMD)..what the diffrent MD and SMD?
why use phase displacement in transformer.and effect of phase displacement on transformer
how to decide the capacity of accl
how we calculate torque ? how we improve it ?where torque will either motor or generator ?
hello friends..... any one have papers or any study materials?sail ,hpcl...?
why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?
what may the reason for vector shift in a generator?
which connection is safer series or parallel?usually which connection we prefer at home?