Applied Mechanics and Graphic Statics A block of weight 50 kg is placed on a horizontal plane. When a horizontal force of 18 kg is applied, the block is just on the point of motion. The angle of friction is 20° 48' 19° 48' 17° 48' 18° 48' 20° 48' 19° 48' 17° 48' 18° 48' 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 the centre of gravity of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force On the periphery of the body At the centre of gravity of the body On any point on the line of action of the force At any point on the surface normal to the line of action of the force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts Zero at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Downwards at its upper end Zero at its upper end Perpendicular to the wall at its upper end Upwards at its upper end Downwards at its upper end 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) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The numbers of funicular polygons which can be drawn to pass through two specified points in the space diagram are 1 2 Zero Infinity 1 2 Zero Infinity 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 0.5 0.4 0.33 0.25 0.5 0.4 0.33 0.25 ANSWER DOWNLOAD EXAMIANS APP