Applied Mechanics and Graphic Statics
A body is dropped from a height of 100 m and at the same time another body is projected vertically upward with a velocity of 10 m/sec. The two particles will

Meet after 5 sec
Meet after 10 sec
Never meet
Meet after 1 sec

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Applied Mechanics and Graphic Statics
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 damped oscillatory motion
a rectilinear motion with constant speed
None of these
a simple harmonic motion

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