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 50 kg 25 kg 30 kg 40 kg 50 kg 25 kg 30 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The point about which combined motion of rotation and translation of a rigid body takes place, is known as Virtual centre Instantaneous axis Point of rotation Instantaneous centre Virtual centre Instantaneous axis Point of rotation Instantaneous centre ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body suspended vertically at a point and oscillating with a small amplitude under the action of the force of gravity, is called None of these Compound pendulum Second's pendulum Simple pendulum None of these Compound pendulum Second's pendulum Simple pendulum ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ends of a string weighing w/metre are attached to two points at the same horizontal level. If the central dip is very small, the horizontal tension of the string throughout is wl²/8d wl²/4d wl/4d wl²/16d wl²/8d wl²/4d wl/4d wl²/16d ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is None of these —rad/sec 10 —rad/sec 20 —rad/sec 30 None of these —rad/sec 10 —rad/sec 20 —rad/sec 30 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 Sphere with lesser 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 greater rotational energy at bottom than cylinder Sphere with lesser 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 ANSWER DOWNLOAD EXAMIANS APP
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