Applied Mechanics and Graphic Statics A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec. The work required to stop the hoop is 6 J 4 J 2 J 8 J 6 J 4 J 2 J 8 J ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Which of the following represents the state of neutral equilibrium? A smooth cylinder lying on a curved surface None of these A smooth cylinder lying on a convex surface A cube resting on one edge A smooth cylinder lying on a curved surface None of these A smooth cylinder lying on a convex surface A cube resting on one edge 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 0.7 0.75 0.65 0.6 0.7 0.75 0.65 0.6 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves with variable velocity in a straight line Rotates Does not move at all Moves along a curved path Moves with variable velocity in a straight line Rotates Does not move at all Moves along a curved path ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A quantity measured in the C.G.S system of units has dimensions M”2L3 T3/2. What numerical factor would be required to convert the quantity to SI units ? 1 100 1/100 1/10000 1 100 1/100 1/10000 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis? Disc with larger density Disc with smaller density Both discs will have same rotational inertia None of these Disc with larger density Disc with smaller density Both discs will have same rotational inertia None of these ANSWER DOWNLOAD EXAMIANS APP
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