Applied Mechanics and Graphic Statics A load of 500 kg was lifted through a distance of 13 cm. by an effort of 25 kg which moved through a distance of 650 cm. The efficiency of the lifting machine is 0.5 0.55 0.4 0.3 0.5 0.55 0.4 0.3 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is Between 1 and 2 Greater than 2 Less than 1 Equal to 1 Between 1 and 2 Greater than 2 Less than 1 Equal to 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ladder of weight 'w' rests against a smooth vertical wall, and rests on rough horizontal ground, the coefficient of friction between the ladder and the ground being 1/4. The maximum angle of inclination of the ladder to the vertical, if a man of weight 'w' is to walk to the top of it safely, is tan'1 x, where x is 4 3 1/3 1/4 4 3 1/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The resultant of two forces acting at right angles is 5 kgf and if they act at an angle of 60°, it is 37 kgf. The magnitudes of the forces are: 5 kgf, 3 kgf 4 kgf, 5 kgf 3 kgf, 4 kgf 2 kgf, 3 kgf 5 kgf, 3 kgf 4 kgf, 5 kgf 3 kgf, 4 kgf 2 kgf, 3 kgf ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a triangle is at the point where three Medians of the triangle meet None of these Perpendicular bisectors of the sides of the triangle meet Bisectors of the angle of the triangle meet Medians of the triangle meet None of these Perpendicular bisectors of the sides of the triangle meet Bisectors of the angle of the triangle meet 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 400 watts None of these 4000 watts 500 watts 400 watts None of these ANSWER DOWNLOAD EXAMIANS APP