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 Always reduce to a resultant force Be in equilibrium Always reduce to a couple Both (A) and (C) Always reduce to a resultant force Be in equilibrium Always reduce to a couple Both (A) and (C) 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 6.28 m/sec 1.57 m/sec 3.14 m/sec 1.00 m/sec 6.28 m/sec 1.57 m/sec 3.14 m/sec 1.00 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the horizontal range is 2.5 times the greatest height, the angle of projection of the projectile, is 57° 59° 58° 60° 57° 59° 58° 60° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two bodies of masses M1 and M2(M1 > M2) are connected by alight inextensible string passing over a smooth pulley, the tension in the string, will be given by T = g(M1 + M2)/(M1 × M2) T = g(M2 - M1)/(M1 + M2) T = g(M2 + M1)/(M2 - M1) T = g(M1 - M2)/(M1 + M2) T = g(M1 + M2)/(M1 × M2) T = g(M2 - M1)/(M1 + M2) T = g(M2 + M1)/(M2 - M1) T = g(M1 - M2)/(M1 + M2) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a mass ‘m’ describing a circular path of radius ‘r’, the centrifugal force Acts tangentially to the circular path Acts towards the centre of rotation Acts away from the centre of rotation Is mw2r/g kgf Acts tangentially to the circular path Acts towards the centre of rotation Acts away from the centre of rotation Is mw2r/g kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving with a velocity of 5 m/sec impinges a fixed plane at an angle of 45° and its direction after impact is equally inclined to the line of impact. If the coefficient of restitution is 0.5, the velocity of the ball after impact will be 3.5 m/sec 1.5 m/sec 2.5 m/sec 0.5 m/sec 3.5 m/sec 1.5 m/sec 2.5 m/sec 0.5 m/sec ANSWER DOWNLOAD EXAMIANS APP