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0 votes	756 views	1 answer	The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 metres. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is updated 9 years ago by Civil Engineer
0 votes	744 views	1 answer	If a ball which is dropped from a height of 2.25 m on a smooth floor attains the height of bounce equal to 1.00 m, the coefficient of the restitution between the ball and floor, is updated 9 years ago by Civil Engineer
0 votes	741 views	2 answers	A rigid body suspended Vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called updated 9 years ago by Civil Engineer
0 votes	760 views	1 answer	When a body falls freely under gravitational force, it possessesz updated 9 years ago by Civil Engineer
0 votes	755 views	1 answer	The rotational velocity of a satellite is increased by 450 m per second if its launch is done from equator updated 9 years ago by Civil Engineer
0 votes	758 views	2 answers	The unit of moments in M.K.S system, is updated 9 years ago by Civil Engineer
0 votes	765 views	2 answers	From a solid cylinder of height 8 cm and radius 4 cm, a right circular cone is scooped out on the same base and having the same height as that of the cylinder. The c.g. of the remainder is at a height of updated 9 years ago by Civil Engineer
0 votes	753 views	4 answers	When a body moves round a fixed axis, it has updated 9 years ago by Civil Engineer
0 votes	752 views	1 answer	For a self-locking machine, the efficiency should be updated 9 years ago by Civil Engineer
0 votes	1491 views	2 answers	The Centre of gravity of a 10 x 15 x 5 cm T section from its bottom, is updated 9 years ago by Civil Engineer