Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with An acceleration Linear momentum Uniform speed Retardation An acceleration Linear momentum Uniform speed Retardation ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A body is dropped from a height of 100 m and at the same time another body is projected vertically upward with a velocity of 10 m/sec. The two particles will Meet after 10 sec Meet after 5 sec Meet after 1 sec Never meet Meet after 10 sec Meet after 5 sec Meet after 1 sec Never meet ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 66.67% more than 50% less than 50% equal to 100% more than 66.67% more than 50% less than 50% equal to 100% 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 Downwards at its upper end Upwards at its upper end Zero at its upper end Perpendicular to the wall at its upper end Downwards at its upper end Upwards at its upper end Zero at its upper end Perpendicular to the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces act an angle of 120°. If the greater force is 50 kg and their resultant is perpendicular to the smaller force, the smaller force is 40 kg 30 kg 50 kg 25 kg 40 kg 30 kg 50 kg 25 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 8.3 m/sec 6.3 m/sec 7.3 m/sec 9.3 m/sec 8.3 m/sec 6.3 m/sec 7.3 m/sec 9.3 m/sec ANSWER DOWNLOAD EXAMIANS APP