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Physics

Physics
Who discovered X-ray

Pierre Curie
Marie Curie
Wilhelm Rontgen
Ernest Rutherford

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Physics
Materials for rain-proof coats and tents owe their water-proof properties to

elasticity
viscosity
surface tension
specific gravity

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Physics
For accurate scientific work, temperatures are often measured by

Alcohol thermometers
Mercury thermometers
Platinum resistance thermometers
Thermoelectric thermometers

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Physics
When a detergent is added to pure water, its surface tension

Increases
Decreases
Becomes infinite
Remains constant

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Physics
The absolute refractive index of any medium is always:

More than one
1
Less than one

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Physics
Which among the following determines the pitch of a sound?

Frequency
Wavelength
Amplitude
Loudness

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MORE MCQ ON Physics

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