Engineering Mechanics If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body. Does not change None of these Change Changes periodically Does not change None of these Change Changes periodically ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) n 2n n² 2n - 1 n 2n n² 2n - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The ratio of limiting friction and normal reaction is known as Sliding friction Angle of friction Coefficient of friction Angle of repose Sliding friction Angle of friction Coefficient of friction Angle of repose ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by Q / P P - Q P + Q P / Q Q / P P - Q P + Q P / Q ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The impact between two lead spheres is approximately equal to an __________ impact. Solid None of these Inelastic Elastic Solid None of these Inelastic Elastic ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys. None of these Second Third First None of these Second Third First ANSWER DOWNLOAD EXAMIANS APP