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Engineering Interview Questions
Questions Answers Views Company eMail

Why AC & DC capacitor are use in UPS ??????????????????

Sanghi,

1591

How ElCB tripping if Neutral touch with ground

Sanmar,

4 13475

how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test.

CPCL,

1 10876

What is the acceptance value of leakage current in HI POT test

CPCL,

2 8560

why transformer rating in always in KVA ?

Horizon Computers,

4 6415

what ispositive, negative, zero sequence impedence?

 1579

how to find the carpenter work per day? how many cubic feet they should be work per day?

Jaypee, NCC,

5 23816

which "s the best wood for commercial purpose?

4 6163

how to syncronize two dg sets

 3 4750

how to carry out Magnetizing Current Test on Distribution transformer and what purpose we are doing this test. why transformer rating in always in KVA ? what ispositive, negative, zero sequence impedence? How ElCB tripping if Neutral touch with ground Why AC & DC capacitor are use in UPS ? why motor rating in KW? how to syncronize two dg sets

1715

why in large rating C.T.s equipotential wires are used?

Essar,

2 16346

hiii.. i wanna ask u is it neccessary to take coaching for preparing for interwiews for placement. because we have toclear the aptitude test

 1 2694

why battery room in substation is black coloured?

 4 17000

why voltage ratings of xmission are in 11, 33,66kv and why not 11.5 ,16,19 or any other

HCL,

2 4992

what is the difference between RCCB and ELCB?

 3 6193

Un-Answered Questions { Engineering }

BEL old probationary engineering questions and answers

4875

Explain what is an adder or summing amplifier?

621

What is biological neuron?

685

What is representative elementary volume?

659

what is your eligibility criteria for freashers?

1635




what is frame structher in SDH .

1750

how to calculate transformer turn primary & secondary side 11kv to 420v

1779

why we r opening HOT BYPASS valve during startup of a compressor?

1598

The Howland current source produces a A Unidirectional floating load current B Bidirectional single-ended load current C Unidirectional single-ended load current D Bidirectional floating load current

1641

What is the IS standard for MCCB to be use (As per capacity of AMP)& for ACB also.

1579

Explain me what is polyester?

1

What is the difference between the concrete mix design carried out by IS10262 and by ACI method ?

2247

Which is the direction for positive angle?

720

searching a B-tree indexed tree compared to B+ tree is slow..True or false

1854

How to calculate the force on a column of three story building. What should be the base concrete height?.

1653

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