Applied Mechanics and Graphic Statics Which of the following is a scalar quantity? Momentum Torque Impulse Energy Momentum Torque Impulse Energy ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone was thrown vertically upwards from the ground with a velocity of 50 m/sec. After 5 seconds another stone was thrown vertically upwards from the same place. If both the stones strike the ground at the same time, then the velocity with which the second stone was thrown should be (Assume g = 10 m/sec²) 25 m/sec 40 m/sec 15 m/sec 50 m/sec 25 m/sec 40 m/sec 15 m/sec 50 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Can raise the CG of the body but cannot lower it Tends to lower the CG of the body Neither raises nor lowers the CG of the body None of above Can raise the CG of the body but cannot lower it Tends to lower the CG of the body Neither raises nor lowers the CG of the body None of above ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A symmetrical body is rotating about its axis of symmetry, its moment of inertia about the axis of rotation being 2 kg -m2 and its rate of rotation 2 revolutions/see. The angular momentum of the body in kg-m2/sec is 8 8TC 6 7i 4 8 8TC 6 7i 4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two parallel forces 20 kg and 15 kg act. In order that the distance of the resultant from 20 kg force may be the same as that of the former resultant was from 15 kg, the 20 kg force is diminished by 5.5 kg 6.25 kg 8.75 kg 10.5 kg 5.5 kg 6.25 kg 8.75 kg 10.5 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 Instantaneous axis Point of rotation Virtual centre Instantaneous centre Instantaneous axis Point of rotation Virtual centre Instantaneous centre ANSWER DOWNLOAD EXAMIANS APP
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