What is the main component of an electric motor? MCQ with Answer and Explanation

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What is the main component of an electric motor?

A. LED

B. Magnet and coil

C. Transistor

D. Battery only

Answer: Option B

Solution (By JKSSB Mock Tests)

Electromagnetic induction powers electric motors.

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Question #1

The first programmable computer was:

A. Colossus

B. Z3

C. Analytical Engine

D. ENIAC

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Correct Answer: Option B

Explanation:
Konrad Zuse's Z3 was the first programmable digital computer.

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Question #2

ISRO was established in the year:

A. 1969

B. 1980

C. 1972

D. 1958

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Correct Answer: Option A

Explanation:
ISRO was founded on 15 August 1969.

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Question #3

What is the name of India's fastest supercomputer as of recent years?

A. PARAM Siddhi

B. Fugaku

C. Summit

D. Tianhe

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Correct Answer: Option A

Explanation:
PARAM Siddhi-AI is one of India's fastest.

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