Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 -8.9 m/s2 +8.9 m/s2 +9.8 m/s2 -9.8 m/s2 -8.9 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be Greater than 50% Less than 50% Equal to 50% 1 Greater than 50% Less than 50% Equal to 50% 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 4 8 20 16 4 8 20 16 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its C.G. and parallel to the base, is bh3/8 bh3/4 bh3/36 bh3/12 bh3/8 bh3/4 bh3/36 bh3/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as Principle of resolution of forces Principle of transmissibility of forces Principle of independence of forces None of these Principle of resolution of forces Principle of transmissibility of forces Principle of independence of forces None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of force in S.I. system of units is Kilogram Newton Watt Dyne Kilogram Newton Watt Dyne ANSWER DOWNLOAD EXAMIANS APP