Applied Mechanics and Graphic Statics
The gravitational force makes a satellite go round the earth in a circular orbit, if it is projected with an initial velocity of

11.26 km/sec, the satellite escapes the pull of the earth
8.04 km/sec at a height of 285 km
All listed here
11.11 km/sec at a height of 37,400 km

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Applied Mechanics and Graphic Statics
The angle of friction is:

The angle between the normal reaction and the resultant of normal reaction and limiting friction
The force of friction at which the body is just about to move
The ratio of the friction and the normal reaction
The force of friction when the body is in motion

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Applied Mechanics and Graphic Statics
One end of an elastic string of natural length ‘l’ 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 rectilinear motion with constant speed
A simple harmonic motion
A damped oscillatory motion
None of these

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