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Electrical Engineering Interview Questions

what is the full Form of AAC ant conductor?

9273

What should be the setting of an earth fault relay.

HP,

4027

What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV

4215

what is main reason for grid earthing for any industry

3767

What is the fundamental cause of transients in power system?

4687

What is Exitation voltage and Exitation current? What is the function of these in Alternator?

TC, Tisco,

6608

Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

2108

What is the tube exial fan?

1142

What is expention fastener (Fan)

1157

What is reactance? what is the function in Auto transformer and why high leakage reactance?

5934

Is Neutral earthing necessary for single phase system or Genset? if yes or no then why?

3107

If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

1246

When we getting shock, its we getting from voltage or Current.

14118

can you give me some names of projects which can be used in our daily life & which is having medium cost?

2245

How can we calculate earth mat conductor size ..? & give the formula to determine earth conductor size?

11840

Un-Answered Questions { Electrical Engineering }

how to determine motor size for a fan application?

1314

What are the functions of different probes used in cro?

199

Explain the process of commutation in a dc machine.

236

hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

1169

Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

1164

How does cost of generation from hydropower plant compare with other sources of electricity?

226

In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.

1105

what is load vs Torque curve & why it is used?

1186

How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"

1085

What is routh hurwitz stability criterion?

239

what is the eight bit unit?

1545

What are conduct on the testing in cf in ur site?

812

Why strting torqe high in inducation motor?

1150

why the neutral point in connnection oscillates?

1348

Name the test signals used in control system

331