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0 votes	686 views	1 answer	The length of a Second's pendulum, is updated 9 years ago by Civil Engineer
0 votes	690 views	1 answer	The total time of collision and restitution of two bodies, is called updated 9 years ago by Civil Engineer
0 votes	687 views	1 answer	If the radius of the earth is 600 km the height of a mountain above sea level at the top of which a beat seconds pendulum at sea level, looses 27 seconds a day, is updated 9 years ago by Civil Engineer
0 votes	689 views	1 answer	To attain the synchronous orbit, the launch of a satellite, is done from a place updated 9 years ago by Civil Engineer
0 votes	687 views	1 answer	When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as updated 9 years ago by Civil Engineer
0 votes	693 views	1 answer	The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through updated 9 years ago by Civil Engineer
0 votes	750 views	1 answer	If three rigid rods are hinged together to form a triangle and are given rotary as well as translatory motion, the number of instantaneous centres of the triangle, will be updated 9 years ago by Civil Engineer
0 votes	686 views	1 answer	A satellite moves in its orbit around the earth due to updated 9 years ago by Civil Engineer
0 votes	701 views	2 answers	The tension in a cable supporting a lift updated 9 years ago by Civil Engineer
0 votes	686 views	1 answer	A bullet weighing 200 g is fired horizontally with a velocity of 25 m/sec from a gun carried on a carriage which together with the gun weighs 100 kg. The velocity of recoil of the gun, will be updated 9 years ago by Civil Engineer