Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 20 5 10 40 20 5 10 40 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a solid cone of mass ‘m’ and base radius ‘r’ about its vertical axis is 4mr²/5 3mr²/5 3mr²/10 2mr²/5 4mr²/5 3mr²/5 3mr²/10 2mr²/5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella More inclined when standing Less inclined when moving More inclined when moving Less inclined when standing More inclined when standing Less inclined when moving More inclined when moving Less inclined when standing ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's first law of motion Newton's second law of motion None of these Newton's third law of motion Newton's first law of motion Newton's second law of motion None of these Newton's third law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n 2n - 1 n n² 2n 2n - 1 n n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) MS/3 MS/4 MS/5 None of these MS/3 MS/4 MS/5 None of these ANSWER DOWNLOAD EXAMIANS APP