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 0.4 0.55 0.3 0.5 0.4 0.55 0.3 0.5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A sphere and a cylinder having the same mass and radii start from rest and roll down the same inclined plane. Which body gets to the bottom first? Sphere with greater rotational energy at bottom than cylinder Cylinder with greater rotational energy at bottom than sphere Both reach the bottom simultaneously with equal rotational energy at bottom Sphere with lesser rotational energy at bottom than cylinder Sphere with greater rotational energy at bottom than cylinder Cylinder with greater rotational energy at bottom than sphere Both reach the bottom simultaneously with equal rotational energy at bottom Sphere with lesser rotational energy at bottom than cylinder 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 m 20 m 0.02 m 2.5 m 2 m 20 m 0.02 m 2.5 m ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Three forces which act on a rigid body to keep it in equilibrium. The forces must be coplanar and Concurrent Concurrent parallel Parallel None of these Concurrent Concurrent parallel Parallel None of these ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the linear velocity of a point on the rim of a wheel of 10 m diameter, is 50 m/sec, its angular velocity will be 10 rad/sec 20 rad/sec 20 rad/sec 5 rad/sec 10 rad/sec 20 rad/sec 20 rad/sec 5 rad/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle which an inclined surface makes with the horizontal when a body placed on it is on the point of moving down, is called Angle of inclination Angle of repose Angle of friction None of these Angle of inclination Angle of repose Angle of friction None of these ANSWER DOWNLOAD EXAMIANS APP