Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is —rad/sec 30 —rad/sec 10 —rad/sec 20 None of these —rad/sec 30 —rad/sec 10 —rad/sec 20 None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The rate of change of displacement of a body with respect to its surrounding, is known Speed Velocity Acceleration None of these Speed Velocity Acceleration None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics At the instantaneous center, the velocity of the moving lamina at any instant is Minimum Varying Zero Maximum Minimum Varying Zero Maximum 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 wl²/4d wl²/16d wl²/8d wl/4d wl²/4d wl²/16d wl²/8d wl/4d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t²- 10 where ‘S’ is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is 1 sec 1.2 sec ½ sec 1.5 sec 1 sec 1.2 sec ½ sec 1.5 sec ANSWER DOWNLOAD EXAMIANS APP
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 Second's pendulum Simple pendulum None of these Compound pendulum Second's pendulum Simple pendulum None of these ANSWER DOWNLOAD EXAMIANS APP