Which of the following is not a transverse wave? MCQ with Answer and Explanation

Question Report Error

Which of the following is not a transverse wave?

A. Sound wave in air

B. Wave on a string

C. Radio wave

D. Light wave

Answer: Option A

Solution (By JKExamLibrary)

Sound in air is longitudinal. Light, radio are EM waves, transverse. Wave on string transverse. Water waves combine transverse and longitudinal.

This question belongs to: Science Physics

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Practice More Physics Questions

Question #1 Report Error

The direction of magnetic field around a straight current-carrying wire is given by

A. Fleming's right hand rule

B. Right hand thumb rule

C. Ohm's law

D. Fleming's left hand rule

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Correct Answer: Option B

Explanation:
Right hand thumb rule: thumb current, fingers curl gives field direction.

This question belongs to: Science Physics

Question #2 Report Error

The power of a lens is +2 D. Its focal length is

A. 50 cm

B. 2 m

C. 0.5 m

D. 20 cm

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Correct Answer: Option C

Explanation:
Power P = 1/f (in metre). f = 1/P = 1/2 = 0.5 m = 50 cm. Positive power indicates convex lens. For concave lens, power negative. Dioptre (D) is SI unit of power. Remember f in metres.

This question belongs to: Science Physics

Question #3 Report Error

The number of neutrons in ²³⁸₉₂U is

A. 238

B. 146

C. 330

D. 92

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Correct Answer: Option B

Explanation:
Neutrons = A - Z = 238 - 92 = 146.

This question belongs to: Science Physics

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