Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 6 rad/sec² 12 rad/sec² 4 rad/sec² 1 rad/sec² 6 rad/sec² 12 rad/sec² 4 rad/sec² 1 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The following is in unstable equilibrium A satellite encircling the earth A solid cube resting on one edge A uniform solid cone resting on a generator on a smooth horizontal plane A uniform solid cone resting on its base on a horizontal plane A satellite encircling the earth A solid cube resting on one edge A uniform solid cone resting on a generator on a smooth horizontal plane A uniform solid cone resting on its base on a horizontal plane ANSWER DOWNLOAD EXAMIANS APP
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 None of these —rad/sec 10 —rad/sec 20 —rad/sec 30 None of these —rad/sec 10 —rad/sec 20 —rad/sec 30 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine a weight of 5 kN is lifted through 200 mm by an effort of 0.1 kN moving through 15 m. The mechanical advantage and velocity ratio of the machine are respectively 75 and 75 50 and 50 50 and 75 75 and 50 75 and 75 50 and 50 50 and 75 75 and 50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is 188.5 m/sec 1.885 m/sec 0.18845 m/sec 18.85 m/sec 188.5 m/sec 1.885 m/sec 0.18845 m/sec 18.85 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is only (i) only (ii) both (i) and (ii) both (i) and (iii) only (i) only (ii) both (i) and (ii) both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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