Basic Electrical Questions and Answers

In this post you will read ” Basic Electrical Questions and Answers “. These questions have been asked in the examination of the training officer of the previous Industrial Training Institute.

Basic Electrical Questions and Answers in English

01 – The Following Starter will Gives Better Starting Torque to Below 5 HP Squirrel Cage Induction Motor ?

1. DOL Starter 
2. Star Delta Starter 
3. Auto Transformer Starter 
4. None Of the Above

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02. A.C. is converted into D.C. by

1. Alternator
2. Motor
3. Transformer
4. Rectifier

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03. The direction of magnetic lines of force is determined  by

1. Right­hand rule
2. Right­hand cork screw rule
3. Both right­hand rule and right­hand cork screw rule
4. None of the above

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04. The transformation ratio of a transformer is given by

1. N2/N1
2. V2/V1
3. I1/I2
4. All the above

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05. Which capacitor is preferred for high frequency circuits?

1. Mica capacitor
2. Air capacitor
3. Electrolytic capacitor
4. None of the above

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