Applied Mechanics and Graphic Statics The height at which the end of a rope of length ‘l’ should be tied so that a man pulling at the other end may have the greatest tendency to overturn the pillar, is ¾ l 2/√3 l l/√2 ½ l ¾ l 2/√3 l l/√2 ½ l 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 10.5 kg 8.75 kg 5.5 kg 6.25 kg 10.5 kg 8.75 kg 5.5 kg 6.25 kg ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The angle which an inclined surface makes with the horizontal when a body placed on it is on the point of moving down, is called None of these Angle of inclination Angle of friction Angle of repose None of these Angle of inclination Angle of friction Angle of repose ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time of flight of a projectile on a horizontal plane, is 2u cotα/g 2u tanα/g 2u cosα/g 2u sinα/g 2u cotα/g 2u tanα/g 2u cosα/g 2u sinα/g ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The equation of motion of a particle starting from rest along a straight line is x = t³ - 3t²+ 5. The ratio of the accelerations after 5 sec and 3 sec will be 2 5 4 3 2 5 4 3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 50 kg boy climbs up a 8 m rope in gymnasium in 10 sec. The average power developed by the boy is approximately 4000 watts 500 watts None of these 400 watts 4000 watts 500 watts None of these 400 watts ANSWER DOWNLOAD EXAMIANS APP