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. What are the four fundamental forces of nature from strongest to weakest ?
A) Weak nuclear force, Gravity, Electromagnetic force, Strong nuclear force
B)

C) Weak nuclear force, Electromagnetic force, Gravity, Strong nuclear force
D)

Strong nuclear force, Electromagnetic force, Weak nuclear force, Gravity

Electromagnetic force, Gravity, Strong nuclear force, Weak nuclear force

. Identify the dimensionless quantity from the following.
A) Force B) Relative density
C) Stress D) Work

. A particle moves along a circular path of radius, r. What is the distance and
displacement of the particle after one complete revolution ?

A) 2nr, 0 8) 0, 277 ©) 0 D) 0, mr

. Which among the following is a scalar quantity ?
A) Displacement B) Acceleration

C) Pressure D) None of the above

. Which law is also known as law of inertia ?
A) Newton’s | law B) Newton’s II law
C) Kepler’s | law D) None of the above

. A moving body has kinetic energy 50 J. The work done to stop the body is given by

A) 25J 8) 204 ௦) 504 2) 1004
. Hooke’s law is

A) Stress « Strain? B) Stress « {Strain

C) Stress « Strain D) Strain « Stress

. Action of detergents
A) Decreases the surface tension of water
B) Increases the viscosity of water

C) Increases the surface tension of water
)

D) None of the above