Interview Questions Answers in Electrical Engineering, Power Plant Engineering

divya swaroop patel

{ City } nagpur
< Country > india
* Profession * n.p.t.i.
User No # 74274

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Questions / { divya swaroop patel }

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Answers / { divya swaroop patel }

Question { Essar, 16526 }

what is high voltage in india?

Answer

132kv in transmission lines.

Is This Answer Correct ?

1 Yes

2 No

Question { 8260 }

what is the power factor of an inductive load ?
(i) Zero (ii) Lagging (iii) Leading (iv) Unity

Answer

(ii) Lagging

Is This Answer Correct ?

15 Yes

1 No

Question { Shoba Devlopers, 3813 }

what mean ohm

Answer

The law stating that the direct current flowing in a
conductor is directly proportional to the potential
difference between its ends. It is usually formulated as V
= IR, where V is the potential difference, or voltage, I is
the current, and R is the resistance of the conductor.

Is This Answer Correct ?

4 Yes

0 No

Question { Vasavi Power, 9009 }

What is critical speed of turbine

Answer

turbine shaft material has own natural frequency. when turbine rotate on such a speed that freq. of shaft becomes close ti its natural freq., thereby causing noise and high vibration in the machine because of the resonance. shaft becomes dynamically unstable and large vibration is developed . it occurs at a speed called critical speed.

Is This Answer Correct ?

17 Yes

0 No