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ELECTRICAL MCQ

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TRANSMISSION AND DISTRIBUTION MCQ TRANSFORMER MCQ BASIC ELECTRICAL MCQ BATTERY AND CELL MCQ DO YOU KNOW SECTION For More Transforme...

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Types of Electrical Insulator | Overhead Insulator

There are mainly three types of insulator used as overhead insulator likewise Pin Insulator Suspension Insulator Str...
What is the difference between corona effect and skin effect in power transmission lines??

corona effect In electricity, a corona discharge is an electrical discharge brought on by the ionization of a fluid surro...
Why Generator & Alternator rated in kVA. Not in kW?

The power √3 VL IL Cos φ delivered by the alternator for the same value of current, depends upon p.f. (Power Factor=Cos φ) of the load. ...
TRANSMISSION AND DISTRIBUTION MCQ

1. Which of the following is not the transmission voltage in America ? (A) 66 kV (B) l32kV (C) 264 kV (D) 400 kV ...
Why star delta starter is preferred with induction motor?

Star delta starter is preferred with induction motor due to following reasons: • Starting current is reduced 3-4 times of the direct curr...
WHY POWER PLANT CAPACITY RATED IN MW AND NOT IN MVA ?

For the following reasons, a Power plant capacity rating may be expressed in MW instead of MVA. In a Generating station, the p...
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What is MCB? MCB: MCB stands for “Miniature Circuit Breaker”. Rated current under 100 amps. Interrupting rating of under 18,000 am...
We all feel electrical shocks. Which is really responsible for the shock, voltage or current?

The ultimate cause is the amount of electricity flow in the body, so it can be said to be current. However, there are other fac...
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Types of Electrical Insulator | Overhead Insulator

There are mainly three types of insulator used as overhead insulator likewise Pin Insulator Suspension Insulator Str...
Main Difference between MCB and MCCB

What is MCB? MCB: MCB stands for “Miniature Circuit Breaker”. Rated current under 100 amps. Interrupting rating of under 18,000 am...
Why star delta starter is preferred with induction motor?

Star delta starter is preferred with induction motor due to following reasons: • Starting current is reduced 3-4 times of the direct curr...

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