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/3 g/4 None of these g/2 g/3 g/4 None of these g/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when None of these Some force acts on a body, but displacement is zero No force acts on a body but some displacement takes place Either (A) or (B) None of these Some force acts on a body, but displacement is zero No force acts on a body but some displacement takes place Either (A) or (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The forces, which meet at one point and their lines of action also lie on the same plane, are known as Non-coplanar non-concurrent forces Coplanar non-concurrent forces Coplanar concurrent forces Non-coplanar concurrent forces Non-coplanar non-concurrent forces Coplanar non-concurrent forces Coplanar concurrent forces Non-coplanar concurrent forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is None of these 100 N 500 N 20 N None of these 100 N 500 N 20 N ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The C.G. of a solid hemisphere lies on the central radius 3r At distance — from the plane base At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ to its acceleration. Cube root Directly proportional Inversely proportional None of these Cube root Directly proportional Inversely proportional None of these ANSWER DOWNLOAD EXAMIANS APP