Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what should be the ideal gauge of wire (In sq mm) for different loads in Ampere?

145

write down the formula of cable size in RM if current is 50Amp.

103

What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

116




my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking

91

what is feeder bay?

238

What is difference between insulating medium and fault current interruption medium in a switching device.

233

What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor

Viva,

163

what is the size of ht cable of 33kv ht line and transformers ratings are 1 Mva and 5mva.please send formula also.

128




11 kv input, 66 kv input advantages

127

What is CCM in Electrical ? where can we use this material?

137

for what purpose the star point is done in ct

136

can we install LT panel & HT panel in one room?

1 271

can we install HT panel & LT panel side by side or how much clearance is required ?

136

what is resver in electrical enginnering with answer

197

surge tank, hrc fuse, earthing transformer, firm power objective type

167


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Un-Answered Questions { Electrical Engineering }

what is the Earth Voltages in Power Plants, Sub-stations, Industries, Residential & Commercial Buildings.

862


i want use the cable size 16cx4 core aluminium usege watts 240x2000w this cable size is correct?

928


defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

2336


The sodium vapor lamp is not glows when it is connected a distance of 5 meters above from gearbox, why ?

2294


A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

651






1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

783


how to select size of hardware for linking aluminium busbar is it depend on area of busbar or current flowing through bus bar

791


Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?

2302


Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.

503


ROC converges if poles and zeros lie inside a. Origion b. Z=1

758


how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence

358


The power factor of the fixed load is 0.8, now the p.f is varying from 0.8 to 0.5.

740


Can i replace Earth leakage relay to the faulty Earth Faulty Relay

205


Connection diagram for KW meter and  Kva meter

911


Whats the difference btwn a latch, port,data bus buffer? Do they all not hold data in d flip flops??

1190