Physics
A body falling through a liquid acquires a steady velocity is known as

End velocity
Touch down velocity
Terminal velocity
Steady state velocity

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Physics
What is a compound microscope?

A microscope whose lenses are convex.
A microscope that has one lens.
A microscope that has two sets of lenses : an occular lens and an eyepiece.
A microscope whose lenses are concave.

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Physics
Stationary wave is formed by

A transverse wave superposing a longitudinal wave
Two waves of the same speed superposing
Two waves of same frequency travelling in the same direction
Two waves of same frequency travelling in the opposite direction

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Physics
A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

B will reach the ground first.
The question is incomplete because the masses of the spheres are not given.
A will reach the ground first.
Both the spheres will reach the ground simultaneously.

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