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Electrical Engineering Interview Questions
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would you please give me any idea about the BARC interview question on electrical? i have an interview on 1st july.....plz hlp me.......its urgent......

BARC,

1830

What is the function of the exiter in DG.

3 5808

What is dynamo?How it works and what is the function of dynamo in a DG.

1413

What is the function of Fuel and Oil filter in DG.

3 10218

what is NGR in generator?

4 14777

The synchronous speed of a motor with 6 poles and operating at 50 Hz frequency is ___.

4 8676

The efficiency figures for energy efficient motors (in comparison with standard efficiency motor) can be generally higher by____%.

1 4395

The power consumption, in case of centrifugal loads (like pump, fan, blower etc.), proportional to ____.

BSNL, NTPC,

2 18849

Which types of following motors are most efficient?

1412

What determines the thermal loading on the motor?

5187

Unbalance in voltages at motor terminals is caused by ____.

1369

Application of DC motors is generally restricted to a few load speed applications because of _____.

3308

Which of the following are ill suited for energy efficient motors application?

2934

Reduction in supply voltage by 10% will change the torque of the motor by ___.

UGVCL Uttar Gujarat Vij Company Ltd,

1 12347

The inexpensive way to improving energy efficiency of a motor which operates consistently at below 40% of rated capacity is by _____.

IFFCO, Sanmar,

2 7286


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Un-Answered Questions { Electrical Engineering }

derive DC RMS value for half wave rectifier?

2551


If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

3485


What is the previous name of Cox's Bazar

1300


Convert a star connected network into a delta connected network.

491


A jet of fluid strikes a plate What was the force required to counter it?

1295






What is the maximum breakdown voltage of 11KVA and 66 KVA power line and how it is calculated?

1634


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

2393


how to calculate percentage impedence at 75 deg C at normal tap

1626


While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

2834


How calculated single phase induction motor req. Capacitor?

926


Why colled 440V to 3-phase supply.

1501


State uses of different types of stsrters with different capacities of motors as below: a. up to 5HP b. above 5hp to 10hp c. above 10hp to 20hp d. above 20hp

1265


what is the eight bit unit?

1781


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

1545


please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula

1574