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Physics

Physics
Who is the first person to define speed

Ptolemy
Kepler
Galileo
Newton

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Physics
Rocket works on the principle of

Archimedes Principle
Newton's Third Law
Newton's First Law
Newton's Second Law

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Physics
Vegetables are cooked in lesser time by adding a pinch of salt while cooking because

Boiling point of water increases
Boiling point of water decreases
Latent heat of vaporization of water increases
Latent heat of vaporization of water decreases

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Physics
Least audible sound for most of the human ear is :

10.0 µ bar
0.0002 µ bar
5.0 µ bar
0.005 µ bar

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Physics
Water drops cannot stick to the oily surface due to

Surface tension
Lack of adhesive force
Water is lighter than oil
Cannot mix each other

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Physics
An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :

275 J
2750 J
110 J
110 J

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MORE MCQ ON Physics

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