Applied Mechanics and Graphic Statics A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m² rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is 200 J 50 J 150 J 400 J 200 J 50 J 150 J 400 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For lifting a load of 50 kg through a distance of 2.5 cm, an effort of 12.5 kg is moved through a distance of 40 cm. The efficiency of the lifting machine, is 0.6 0.65 0.75 0.7 0.6 0.65 0.75 0.7 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rope is wrapped twice around a rough pole with a coefficient of friction ‘A . It is subjected to a force Fj at one end and a gradually increasing force F2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F2 to Fi is e2* e*72 e4* 1 e2* e*72 e4* 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball is dropped from a height of 2.25 m on a smooth floor and rises to a height of 1.00 m after the bounce. The coefficient of restitution between the ball and the floor is 0.57 0.44 0.33 0.67 0.57 0.44 0.33 0.67 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Rotates Moves along a curved path Moves with variable velocity in a straight line Does not move at all Rotates Moves along a curved path Moves with variable velocity in a straight line Does not move at all ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Minimum pull in a suspended cable with supports at two ends is equal to Support reactions Resultant of horizontal thrust and support reaction Half the weight of the cable Horizontal thrust Support reactions Resultant of horizontal thrust and support reaction Half the weight of the cable Horizontal thrust ANSWER DOWNLOAD EXAMIANS APP
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