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 20 rad/sec 20 rad/sec 5 rad/sec 10 rad/sec 20 rad/sec 20 rad/sec 5 rad/sec 10 rad/sec 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 0.65 0.7 0.6 0.75 0.65 0.7 0.6 0.75 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics On a ladder resisting on a smooth ground and leaning against a rough vertical wall, the force of friction acts Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end Away from the wall at its upper end Upwards at its upper end Downwards at its upper end Towards the wall at its upper end ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is 100 kg 50 kg 750 kg 120 kg 100 kg 50 kg 750 kg 120 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces acting at a point are in equilibrium, they must be equal in magnitude and their line of action must be along The perpendicular to both the lines The same line in the same sense The same line in opposite sense None of these The perpendicular to both the lines The same line in the same sense The same line in opposite sense None of these 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 wl²/16d wl/4d wl²/4d wl²/8d wl²/16d wl/4d wl²/4d wl²/8d ANSWER DOWNLOAD EXAMIANS APP
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