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 g/4 None of these g/2 g/3 g/4 None of these g/2 g/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A smooth cylinder lying on a __________ is in neutral equilibrium. Convex surface Horizontal surface None of these Curved surface Convex surface Horizontal surface None of these Curved surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The friction experienced by a body, when in motion, is known as Limiting friction Rolling friction Static friction Dynamic friction Limiting friction Rolling friction Static friction Dynamic friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a number of forces are acting at a point, their resultant will be inclined at an angle 'θ' with the horizontal, such that tanθ = ΣH/ΣV tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH tanθ = ΣV × ΣH tanθ = ΣH/ΣV tanθ = √(ΣV + ΣH) tanθ = ΣV/ΣH tanθ = ΣV × ΣH ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion of the homogeneous rod of length ‘L’ suspended at the top will be 3L/4 2L/3 L/2 L/3 3L/4 2L/3 L/2 L/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a body of mass moment of inertia 'I' (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is 0.5 Iω 0.5 Iω2 Iω Iω2 0.5 Iω 0.5 Iω2 Iω Iω2 ANSWER DOWNLOAD EXAMIANS APP