Strength of Materials Which of the following do not have identical dimensions? Moment of a force and angular momentum Torque and work Momentum and impulse Torque and energy Moment of a force and angular momentum Torque and work Momentum and impulse Torque and energy ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 10 kg, + ve sense 10 kg, – ve sense 20 kg, + ve sense 20 kg, – ve sense 10 kg, + ve sense 10 kg, – ve sense 20 kg, + ve sense 20 kg, – ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be 3r/2 2r/3 r/A r/2 3r/2 2r/3 r/A r/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of transmissibility of forces, the effect of a force upon a body is Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body Different at different points in its line of action The same at every point in its line of action Minimum when it acts at the C.G. of the body Maximum when it acts at the center of gravity of a body Different at different points in its line of action The same at every point in its line of action ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of gravity of a uniform lamina lies at the center of heavy portion the bottom surface the mid point of its axis All of these the center of heavy portion the bottom surface the mid point of its axis All of these ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Tangent of angle of friction is equal to angle of repose limiting friction coefficient of friction kinetic friction angle of repose limiting friction coefficient of friction kinetic friction ANSWER DOWNLOAD EXAMIANS APP