Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Point of rotation Instantaneous axis Virtual centre Instantaneous centre Point of rotation Instantaneous axis Virtual centre Instantaneous centre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 4 rad/sec² 1 rad/sec² 6 rad/sec² 12 rad/sec² 4 rad/sec² 1 rad/sec² 6 rad/sec² 12 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A quantity measured in the C.G.S system of units has dimensions M”2L3 T3/2. What numerical factor would be required to convert the quantity to SI units ? 100 1/10000 1/100 1 100 1/10000 1/100 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum value of the horizontal range for a projectile projected with a velocity of 98 m/sec is 980 m 1960 m 98 m 490 m 980 m 1960 m 98 m 490 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A Second's pendulum gains 2 minutes a day. To make it to keep correct time its length Must be increased Is not changed but weight of the bob is increased Is not changed but weight of the bob is decreased Must be decreased Must be increased Is not changed but weight of the bob is increased Is not changed but weight of the bob is decreased Must be decreased ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the kinetic energy and potential energy of a simple harmonic oscillator of amplitude A are both equal to half the total energy, then the displacement is equal to A A/2 A√2 A/√2 A A/2 A√2 A/√2 ANSWER DOWNLOAD EXAMIANS APP