Applied Mechanics and Graphic Statics A projectile has maximum range of 40 m on a horizontal plane. If angle of projection is a and the time of flight is 1 second, then sin a must be about (Assume g = 10 m/sec²) 43833 43835 43834 43832 43833 43835 43834 43832 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 —rad/sec 10 None of these —rad/sec 30 —rad/sec 20 —rad/sec 10 None of these —rad/sec 30 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 6t + 2 6t - 2 3t³ - 2t 3t² + 2t 6t + 2 6t - 2 3t³ - 2t 3t² + 2t ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The dimensions of power are. M’L-‘T* M’L’r2 M’L2T2 M’L’T3 M’L-‘T* M’L’r2 M’L2T2 M’L’T3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Both (A) and (C) Always reduce to a resultant force Always reduce to a couple Be in equilibrium Both (A) and (C) Always reduce to a resultant force Always reduce to a couple Be in equilibrium ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics M.I. of solid sphere, is πr4/2 ⅔ Mr² ½ Mr² Mr² πr4/2 ⅔ Mr² ½ Mr² Mr² ANSWER DOWNLOAD EXAMIANS APP