The dimensional formula for torque is same as MCQ with Answer and Explanation

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The dimensional formula for torque is same as

A. Work

B. Force

C. Power

D. Impulse

Answer: Option A

Solution (By JKSSB Mock Tests)

Torque = force × distance = [ML²T⁻²], same as work and energy.

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Practice More Physics Questions

Question #1

The sound produced by a bat is

A. Ultrasonic

B. Audible

C. Infrasonic

D. Subsonic

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Correct Answer: Option A

Explanation:
Bats use ultrasound for echolocation.

This question belongs to: Science Physics

Question #2

Capacitor charging work stored as:

A. Electrostatic energy

B. Magnetic energy

C. Heat

D. Chemical energy

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Correct Answer: Option A

Explanation:
Work done stored in electric field between plates: U = ½CV². Recoverable on discharge. Memory aid: 'Capacitor energy = ½CV² in electric field'. Electrostatics concept frequently tested in competitive exams.

This question belongs to: Science Physics

Question #3

Potential energy of a body at a height h is 100 J. If height is doubled, the potential energy becomes

A. 50 J

B. 400 J

C. 100 J

D. 200 J

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Correct Answer: Option D

Explanation:
PE = mgh, so directly proportional to height h. If h becomes 2h, PE becomes 2 × 100 = 200 J, assuming g constant. For large heights, g varies, but basic assumption. Thus 200 J.

This question belongs to: Science Physics

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