Applied Mechanics and Graphic Statics The apparent weight of a man in a moving lift is less than his real weight when it is going down with Retardation An acceleration Linear momentum Uniform speed Retardation An acceleration Linear momentum Uniform speed ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resting on a rough ground and leaning against a smooth vertical wall, the force of friction acts Downwards at its upper end Perpendicular to the wall at its upper end Zero at its upper end Upwards at its upper end Downwards at its upper end Perpendicular to the wall at its upper end Zero at its upper end Upwards at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, theni. a force is required to move the body upwardsii. a force is required to move the body downwardiii. the body will not be in equilibriumThe correct answer is only (i) both (i) and (ii) both (i) and (iii) only (ii) only (i) both (i) and (ii) both (i) and (iii) only (ii) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of a light string 4 m in length is fixed to a point on a smooth wall and the other end fastened to a point on the surface of a smooth sphere of diameter 2.25 m and of weight 100 kg. The tension in the string is 19.5 kg 17.5 kg 25 kg 22.5 kg 19.5 kg 17.5 kg 25 kg 22.5 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes 2E E E/2 4E 2E E E/2 4E 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 20 m 2.5 m 0.02 m 2 m 20 m 2.5 m 0.02 m 2 m ANSWER DOWNLOAD EXAMIANS APP