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 ½ cos α 2 cos α ½ sin α ½ tan α ½ cos α 2 cos α 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 - 3l2 + 5. The ratio of the velocities after 5 sec and 3 sec will be 4 5 3 2 4 5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at 90° 60° 30° 45° 90° 60° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Which of the following is a scalar quantity? Momentum Torque Energy Impulse Momentum Torque Energy Impulse ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If the angular distance, 0 = 2t³ ‑ 3t², the angular acceleration at t = 1 sec. is 1 rad/sec² 4 rad/sec² 6 rad/sec² 12 rad/sec² 1 rad/sec² 4 rad/sec² 6 rad/sec² 12 rad/sec² ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A train weighing 196 tonnes experiences a frictional resistance of 5(11/22) per tonne. The speed of the train at the top of a down gradient 1 in 78.4 is 36 km/hour. The speed of the train after running 1 km down the slope, is 5 √3 m/sec 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec 5 √3 m/sec 10 √5 m/sec 3 √5 m/sec 5 √10 m/sec ANSWER DOWNLOAD EXAMIANS APP