Engineering Interview Questions
Questions Answers Views Company eMail

i want to know that what is the eligibility critaria for ongc exam?

1521

i want to know about psu exam eligibility critaria?

PSU, ISRO,

1 6168

what is mixing ratio of M25?

14 10241




What is differance betwwen Conventional MCC & Inteligent MCC?

Siemens, Quantum,

2 2955

where we use 1 phase & 3 phase supply ?what is major advantage using 3 phase over than single phase ?

2 2978

i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 5647

what is mean by branch predication

447

can we use light duty vehicle axle into the heavy duty machinery axle ? if no then why?

Bhel, Caterpillar,

6 4923

What is the operating range of voltage and current in grid supply in India?

BARC,

4 4337

can we produce cosine wave instead of sine wave? will it usefull?

BARC,

4 3806

what could be the RMS value and average value of a 4 phase sine wave?

BARC,

459

what is the advantage of NiCd battery over Lead acid battery?

BARC,

2 10298

What is the operating range(tolerance) of voltage and frequency of grid supply in india?

BARC,

8 9893

what is servo motar?

Visa Steel,

2 3033

whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?

1 678







Un-Answered Questions { Engineering }

Please send me the ongc old question papers

1705


why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

903


CAN SOMEONE GIVE ME THE LINE DIAGRAM OF A VAPOUR ABSORPTION SYSTEM (VAM)(AIRCONDITIONING)AND A 600 TON CENTRICUGAL AIRCONDITIONING PLANT.

581


why we give dedusting steam in feed gas coils in convection section of primary reformer?

1006


what is the purpose of using filters in a protective relaying scheme?

429


hello sir,pls fdorward previous group-I exam papers .....

664


Trafo ratio is 11kV/6.6kv,Vector group is YND11. What will be the effect if secondary is used for earthed system.

2046


in dc shunt motor if field winding is shorted then

432


What are the basic & Majour problems in UPS ?

514


if a pipe those configuration (ASTM c 76 class b 450mm dia 2500mm length) fixing for water course those lining of water is 7000 running meter. my question is that if 8 joints of pipe ls leakage and we have not permission to stop the water so which treatment we apply on joint in that in condition.

492


what is piezoelectric transducer?give an example in power plant n state its principle?

921


What are the faults that might happen in a DCS ?

515


How to operate soot blower boiler and economizer?

689


What is the method of estamating of cable, CB,MCB ?

557


What is shielding effect?

680