Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 19° 48' 17° 48' 20° 48' 18° 48' 19° 48' 17° 48' 20° 48' 18° 48' ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two shots fired simultaneously from the top and bottom of a vertical tower with elevations of 30° and 45° respectively strike a target simultaneously. If horizontal distance of the target from the tower is 1000 m, the height of the tower is 350 m 400 m 425 m 375 m 350 m 400 m 425 m 375 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is √34 kg and acting at 60° is 70 kg. The forces are 3 kg and 5 kg 1 kg and 4 kg 2 kg and 3 kg √3 kg and √5 kg 3 kg and 5 kg 1 kg and 4 kg 2 kg and 3 kg √3 kg and √5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is y = c cosh ψ y = c sinh ψ y = c cosh x/c S = c tan ψ y = c cosh ψ y = c sinh ψ y = c cosh x/c S = c tan ψ 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 20 None of these —rad/sec 30 —rad/sec 10 —rad/sec 20 None of these —rad/sec 30 —rad/sec 10 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A particle moves along a straight line such that distance ‘x’ traversed in ‘t’ seconds is given by x = t²(t + 1), the acceleration of the particle, will be 3t² + 2t 6t - 2 3t³ - 2t 6t + 2 3t² + 2t 6t - 2 3t³ - 2t 6t + 2 ANSWER DOWNLOAD EXAMIANS APP