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 150 J 200 J 400 J 50 J 150 J 200 J 400 J 50 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through 2.5 m 20 m 2 m 0.02 m 2.5 m 20 m 2 m 0.02 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is 80 50 30 60 80 50 30 60 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is 109.5 mm from A 119.5 mm from A 125.5 mm from A 132.5 mm from A 109.5 mm from A 119.5 mm from A 125.5 mm from A 132.5 mm from A ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are: 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 3 m/sec 3 m/sec and 2 m/sec 2 m/sec and 2 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball moving on a smooth horizontal table hits a rough vertical wall, the coefficient of restitution between ball and wall being 1/3. The ball rebounds at the same angle. The fraction of its kinetic energy lost is 43833 44052 43864 43839 43833 44052 43864 43839 ANSWER DOWNLOAD EXAMIANS APP
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