Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One force and one couple only One force only None of these One couple only One force and one couple only One force only None of these One couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 50 kg 750 kg 100 kg 120 kg 50 kg 750 kg 100 kg 120 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The C.G. of a thin hollow cone of height ‘h’, above its base lies on the axis, at a height of h/3 3h/4 2h/3 h/4 h/3 3h/4 2h/3 h/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then, None of these P = Q P = R Q = R None of these P = Q P = R Q = R 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 The resultant of two forces ‘P’ and ‘Q’ acting at an angle ‘θ’, is P² + Q² + 2P sin θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ P² + Q² + 2P sin θ √(P² + Q² + 2PQ cos θ) P² + Q² + 2PQ tan θ P² + Q² + 2PQ cos θ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS