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Physics

Physics
Which one of the following wavelengths of light is most effective in photosynthesis ?

Blue
Orange
Green
Yellow

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Physics
Air pressure is usually highest when the air is

Warm and moist
Cool and dry
Cool and moist
Warm and dry

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Physics
The quality or tone of a musical sound produced by a stringed instrument depends on

Frequency of vibration
Amplitude of vibration
Length of the strings in the instrument
Wave form of the sound

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Physics
The force that binds the neutrons and protons in a nucleus is called as:

Gravitational Force
Strong Nuclear Force
Weak Nuclear Force
Electromagnetic Force

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Physics
The lift of an aeroplane is caused by

Law of gravitation
Theorem of continuity
Pascel's law
Bernouli's theorem

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Physics
Which of the following have the same unit ?

Torque and moment of inertia
Torque and angular momentum
Work and power
Work and torque

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MORE MCQ ON Physics

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