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Physics

Physics
Parsec is the unit of

Time
Magnetic line
Distance
Intensity of light

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Physics
A single fixed pulley is used to draw water from a well because

Force is applied in a convenient direction
Velocity ratio is low
Efficiency is 100%
Mechanical advantage is high

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Physics
The pitch of sound depends on its

Frequency
Amplitude
Velocity
Intensity

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Physics
In an optical fibre the signal is transmitted

In a straight line path
Due to refraction
Due to total internal reflection
In a curved path

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Physics
Rain drops acquire spherical shape due to

Elasticity
Friction
Surface tension
Viscosity

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Physics
Which physicists is the writer of the book 'A Brief History of Time'?

Isaac Newton
Albert Einstein
Stephen Hawking
Hans Bethe

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MORE MCQ ON Physics

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