Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is bh3/36 bh3/4 bh3/8 bh3/12 bh3/36 bh3/4 bh3/8 bh3/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The impact between two lead spheres is approximately equal to an __________ impact. None of these Solid Elastic Inelastic None of these Solid Elastic Inelastic ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics According to Newton's first law of motion, Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts None of these To every action, there is always an equal and opposite reaction Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts None of these To every action, there is always an equal and opposite reaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If a given force (or a given system of forces) acting on a body __________ the position of the body, but keeps it in equilibrium, then its effect is to produce internal stress in the body. Change None of these Does not change Changes periodically Change None of these Does not change Changes periodically ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A block of mass 20 kg lying on a rough horizontal plane is connected by a light string passing over a smooth pulley to another mass 5 kg, which can move freely in the Vertical direction, as shown in the below figure. The tension in the string will ___________ with the increase in coefficient of friction. Increase Decrease Not be effected None of these Increase Decrease Not be effected None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of work in S.I. units is erg Newton kg-m joule erg Newton kg-m joule ANSWER DOWNLOAD EXAMIANS APP