Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is None of these g/2 g/3 g/4 None of these g/2 g/3 g/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The process of finding out the resultant force is called __________ of forces. Composition Decomposition None of these Resolution Composition Decomposition None of these Resolution ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If u₁ and u₂ are the velocities of two moving bodies in the same direction before impact and v₁ and v₂ are their velocities after impact, then coefficient of restitution is given by (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) (v₁ - v₂)/(u₁ - u₂) (u₁ - u₂)/(v₁ - v₂) (v₂ - v₁)/(u₁ - u₂) (u₂ + u₁)/(v₂ + v₁) (v₁ - v₂)/(u₁ - u₂) (u₁ - u₂)/(v₁ - v₂) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a square of side a about its diagonal is a²/8 a⁴/16 a³/12 a⁴/12 a²/8 a⁴/16 a³/12 a⁴/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 20 8 16 4 20 8 16 4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is D/(D + d) 2D/(D + d) 2D/(D - d) D/(D - d) D/(D + d) 2D/(D + d) 2D/(D - d) D/(D - d) ANSWER DOWNLOAD EXAMIANS APP