Applied Mechanics and Graphic Statics In a simple screw jack, the pitch of the screw is 9 mm and length of the handle operating the screw is 45 cm. The velocity ratio of the system is 1.5 5 314 25 1.5 5 314 25 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A glass ball is shot to hit a wall from a point on a smooth floor. If the ball returns back to the point of projection in twice the time taken in reaching the wall, the coefficient of restitution between the glass ball and the wall is 0.25 0.4 0.33 0.5 0.25 0.4 0.33 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The direction of projection should bisect the angle between the inclined plane and the vertical for a range of a projectile on inclined plane To be minimum To be maximum None of these To be zero To be minimum To be maximum None of these To be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The maximum frictional force which comes into play, when a body just begins to slide over the surface of a another body, is known Limiting friction None of these Rolling friction Sliding friction Limiting friction None of these Rolling friction Sliding friction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The torque produced by a force depends on (i) The magnitude of the force (ii) The direction of the force (iii) The point of application of the force relative to origin Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) Both (i) and (ii) Both (i) and (iii) Only (i) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation Bears a constant ratio to their velocity of approach Is directly proportional to their velocity of approach Is equal to the sum of their velocities of approach Is inversely proportional to their velocity of approach Bears a constant ratio to their velocity of approach Is directly proportional to their velocity of approach Is equal to the sum of their velocities of approach Is inversely proportional to their velocity of approach ANSWER DOWNLOAD EXAMIANS APP