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Q.

One end of an elastic string of natural length / and modulus X is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance x,held at rest and then released.The motion is                         
A. a simple harmonic motion B. a rectilinear motion with constant speed
C. a damped oscillatory motion D. none of the above

Answer: Option a
Explaination:

 


No Explanation




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