Applied Mechanics and Graphic Statics The ratio of the ranges on the inclined plane with motion upward and with motion downward for a given velocity, angle of projection will be tan (α - β)/tan (α + β) sin (α + β)/sin (α - β) cos (α - β)/cos (α + β) sin (α - β)/sin (α + β) tan (α - β)/tan (α + β) sin (α + β)/sin (α - β) cos (α - β)/cos (α + β) sin (α - β)/sin (α + β) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close Both (A) and (B) That resultant couple must be zero None of these That polygon of forces must close 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 3 43832 2 43892 3 43832 2 43892 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force acting on a point on the surface of a rigid body may be considered to act On the periphery of the body At any point on the surface normal to the line of action of the force On any point on the line of action of the force At the centre of gravity of the body On the periphery of the body At any point on the surface normal to the line of action of the force On any point on the line of action of the force At the centre of gravity of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is thrown at an angle ‘α’ to the horizontal with velocity ‘v’. It will have the maximum centripetal acceleration As it strikes the ground Elsewhere At the top of the trajectory At the start As it strikes the ground Elsewhere At the top of the trajectory At the start ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Original velocity in the opposite direction Original velocity in the same direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Original velocity in the same direction Half the original velocity in the same direction Half the original velocity in the opposite direction ANSWER DOWNLOAD EXAMIANS APP