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sanjeet swarnakar

{ City } kolkata
< Country > india
* Profession * diploma electrical engineer
User No # 22487
Total Questions Posted # 4
Total Answers Posted # 33

Total Answers Posted for My Questions # 27
Total Views for My Questions # 30750

Users Marked my Answers as Correct # 377
Users Marked my Answers as Wrong # 268
Questions / { sanjeet swarnakar }
Questions Answers Category Views Company eMail

IN bateery size of positive is biger than negative .why?

Power Grid,

8 Electrical Engineering 8042

what happen when ac motor is connected with dc current

4 Electrical Engineering 5593

like the transformer another electrical static device which operate on same priencipal?

Power Grid, Vishal Transformers,

13 Electrical Engineering 12624

why rating of motor in HP


2 Electrical Engineering 4491

Answers / { sanjeet swarnakar }

Question { KESC, 49306 }

Do you know how to joint the H.T and L.T Cables?


HT line tuns into LT by step down txr then connected lt
with LT cable

Is This Answer Correct ?    24 Yes 12 No

Question { L&T, 118629 }

Why a starter is used for a motor?


to limit the starting current ,because the resistance of
armature is very less so starting current becomes four to
five times . so to save the motor starter is used

Is This Answer Correct ?    1 Yes 2 No

Question { 69578 }

what are the types of transformers


step up transformer
step down transformer
auto transformer

Is This Answer Correct ?    20 Yes 16 No

Question { 17464 }

What is mean by diversity Fator?


It is the ratio of sumation of maximum demand of different
power spply system to maxim demand of the system

Is This Answer Correct ?    25 Yes 1 No

Question { RRB, 12769 }

Which is capital of Indian State Tripura ?



Is This Answer Correct ?    10 Yes 0 No

Question { 14818 }

can we step up dc power using transformer?



Is This Answer Correct ?    1 Yes 0 No

Question { 10607 }

What is the result of under frequency to the system.


losses increases ,voltage regulation disturb ,motor run
with lower speed

Is This Answer Correct ?    9 Yes 1 No

Question { Maytas, 45232 }

What is the reason for low voltage in houses?


due to inductive load
power factor decrease

so voltage regulation is required to make up the loss of

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Is This Answer Correct ?    13 Yes 10 No

Question { 31094 }

What is the meaning of GRID?


grid means national interconnection of power supply with
all the states

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my email ID is

Is This Answer Correct ?    9 Yes 10 No

Question { 20866 }

what is the maximum genarating voltage in india?


11 kv

Is This Answer Correct ?    14 Yes 12 No

Question { 11898 }

What is the basic diffrence between Electronics &
Electrical engineering


electrical machine operate at high voltage using conductor
but electonics is deals with semiconductor materials at
lower voltages

Is This Answer Correct ?    5 Yes 2 No

Question { Manhattan, 11050 }

Do you know how to measure the earth resistance?


earth resitanse is also measured by meggar

Is This Answer Correct ?    5 Yes 18 No

Question { 4874 }

Upto what extent, the lagging power factor can be improved
with the help of capacitors?


0.8 to 0.9

Is This Answer Correct ?    1 Yes 2 No

Question { NTPC, 7196 }

At what distance power transformer can be placed from
generating ?


less than 10 meter

Is This Answer Correct ?    0 Yes 3 No

Question { HP, 52364 }

what are the affects of loose connection in electrical


sparking will occur
short circuit may occur
single phasing may occur
electrecal instrument may distroy

Is This Answer Correct ?    23 Yes 4 No

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