Applied Mechanics and Graphic Statics A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called Compound pendulum Simple pendulum None of these Second's pendulum Compound pendulum Simple pendulum None of these Second's pendulum 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 9.3 m/sec 7.3 m/sec 6.3 m/sec 8.3 m/sec 9.3 m/sec 7.3 m/sec 6.3 m/sec 8.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum Its length should be quadrupled The mass of its bob should be doubled Its length should be doubled The mass of its bob should be quadrupled Its length should be quadrupled The mass of its bob should be doubled Its length should be doubled The mass of its bob should be quadrupled ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.6 0.7 0.65 0.75 0.6 0.7 0.65 0.75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes 2E E 4E E/2 2E E 4E E/2 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 wl²/8d wl/4d wl²/4d wl²/16d wl²/8d wl/4d wl²/4d wl²/16d ANSWER DOWNLOAD EXAMIANS APP
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