Applied Mechanics and Graphic Statics A quantity whose dimensions are M2L2T3 could be the product of energy and velocity force and pressure mass and power force and velocity energy and velocity force and pressure mass and power force and velocity ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves along a curved path Moves with variable velocity in a straight line Does not move at all Rotates Moves along a curved path Moves with variable velocity in a straight line Does not move at all Rotates ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a self-locking machine, the efficiency should be More than 50% Less than 60% 0.5 None of these More than 50% Less than 60% 0.5 None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The piston of a steam engine moves with a simple harmonic motion. The crank rotates 120 r.p.m. and the stroke length is 2 meters. The linear velocity of the piston when it is at a distance of 0.5 metre from the centre, is 8.88 m/sec 10.88 m/sec 12.88 m/sec 5.88 m/sec 8.88 m/sec 10.88 m/sec 12.88 m/sec 5.88 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A flywheel of moment of inertia 20 kg.m is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian per second is 2 43892 43832 3 2 43892 43832 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the given forces P₁, P₂, P₃ and P₄ are such that the force polygon does not close, then the system will Always reduce to a couple Always reduce to a resultant force Be in equilibrium Both (A) and (C) Always reduce to a couple Always reduce to a resultant force Be in equilibrium Both (A) and (C) ANSWER DOWNLOAD EXAMIANS APP