Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.5 0.3 0.4 0.55 0.5 0.3 0.4 0.55 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A heavy ladder resting on a floor and against a vertical wall may not be in equilibrium, if Floor is smooth and the wall is rough Floor and wall both are smooth surfaces Floor and wall both are rough surfaces Floor is rough and the wall is smooth Floor is smooth and the wall is rough Floor and wall both are smooth surfaces Floor and wall both are rough surfaces Floor is rough and the wall is smooth ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The tension in a cable supporting a lift Is less when the lift is moving upwards Is more when the lift is moving downwards Is less when the lift is moving downwards Remains constant whether its moves downwards or upwards Is less when the lift is moving upwards Is more when the lift is moving downwards Is less when the lift is moving downwards Remains constant whether its moves downwards or upwards ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Which of the following is a scalar quantity? Impulse Torque Momentum Energy Impulse Torque Momentum Energy ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is said to move with Simple Harmonic Motion if its acceleration, is Proportional to the square of the distance from the point of reference Proportional to the distance from the point of reference and directed towards it Always directed away from the centre, the point of reference Inversely proportion to the distance from the point of reference Proportional to the square of the distance from the point of reference Proportional to the distance from the point of reference and directed towards it Always directed away from the centre, the point of reference Inversely proportion to the distance from the point of reference ANSWER DOWNLOAD EXAMIANS APP