Applied Mechanics and Graphic Statics A heavy ladder resting on a floor and against a vertical wall may not be in equilibrium, if Floor and wall both are smooth surfaces Floor is smooth and the wall is rough Floor is rough and the wall is smooth Floor and wall both are rough surfaces Floor and wall both are smooth surfaces Floor is smooth and the wall is rough Floor is rough and the wall is smooth Floor and wall both are rough surfaces ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle is executing simple harmonic motion in a line 1.0 m long. If the time of one complete vibration is 1 sec, then the maximum velocity of the particle is 1.57 m/sec 3.14 m/sec 6.28 m/sec 1.00 m/sec 1.57 m/sec 3.14 m/sec 6.28 m/sec 1.00 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The rotational velocity of a satellite is increased by 450 m per second if its launch is done from equator Westward Northward Southward Eastward Westward Northward Southward Eastward 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 —rad/sec 10 None of these —rad/sec 30 —rad/sec 20 —rad/sec 10 None of these —rad/sec 30 —rad/sec 20 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One Joule is equivalent to 1 kg wt metre 9.81 Newton metre 1 dyne metre 1 Newton metre 1 kg wt metre 9.81 Newton metre 1 dyne metre 1 Newton metre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A point subjected to a number of forces will be in equilibrium, if Algebraic sum of the moments of the forces about the point is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the forces is zero Algebraic sum of the moments of the forces about the point is zero Sum of resolved parts in any two directions at right angles, are both zero Two resolved parts in any two directions at right angles are equal Algebraic sum of the forces is zero ANSWER DOWNLOAD EXAMIANS APP