Applied Mechanics and Graphic Statics The condition of equilibrium for any system of forces in a plane is That polygon of forces must close None of these Both (A) and (B) That resultant couple must be zero That polygon of forces must close None of these Both (A) and (B) That resultant couple must be zero ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angle of projection is double the angle of inclination (α) of the plane on which particle is projected, the ratio of times of flight up the inclined plane and down the inclined plane, will be ½ sin α ½ tan α 2 cos α ½ cos α ½ sin α ½ tan α 2 cos α ½ cos α ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A stone of mass 1 kg is tied to a string of length 1 m and whirled in a horizontal circle at a constant angular speed 5 rad/sec. The tension in the string is, 15 N 10 N 5 N 25 N 15 N 10 N 5 N 25 N ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Time required to stop a car moving with a velocity 20 m/sec within a distance of 40 m, is 5 sec 4 sec 3 sec 2 sec 5 sec 4 sec 3 sec 2 sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For perfectly elastic bodies, the value of coefficient of restitution is 1 Zero 0.5 Between 0 and 1 1 Zero 0.5 Between 0 and 1 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The frequency of oscillation on moon as compared to that on earth, will be 2.44 times more 2.44 times less 3 times less 3 times more 2.44 times more 2.44 times less 3 times less 3 times more ANSWER DOWNLOAD EXAMIANS APP