Applied Mechanics and Graphic Statics A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is 0.33 0.67 0.57 0.44 0.33 0.67 0.57 0.44 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 8.3 m/sec 6.3 m/sec 7.3 m/sec 9.3 m/sec 8.3 m/sec 6.3 m/sec 7.3 m/sec 9.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to 7 kg 1 kg None of these 5 kg 7 kg 1 kg None of these 5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl²/16d wl²/4d wl²/8d wl/4d wl²/16d wl²/4d wl²/8d wl/4d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a given velocity of a projectile, the range is maximum when the angle of projection is 0° 90° 45° 30° 0° 90° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Always reduce to a resultant force Both (A) and (C) Be in equilibrium Always reduce to a couple Always reduce to a resultant force Both (A) and (C) Be in equilibrium Always reduce to a couple ANSWER DOWNLOAD EXAMIANS APP
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