Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to None of these One couple only One force and one couple only One force only None of these One couple only One force and one couple only One force only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The velocity of a body fallen from height ‘h’, on reaching the ground is given by v = 2gh v = √(2gh) v = 2gh² v = 1/√(2gh) v = 2gh v = √(2gh) v = 2gh² v = 1/√(2gh) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two objects moving with uniform speeds are 5 m apart after 1 second when they move towards each other and are 1 m apart when they move in the same direction. The speeds of the objects are: 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 2 m/sec 3 m/sec and 3 m/sec 2 m/sec and 2 m/sec 4 m/sec and 6 m/sec 3 m/sec and 2 m/sec 3 m/sec and 3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The masses of two balls are in the ratio of 2 : 1 and their respective velocities are in the ratio of 1 : 2 but in opposite direction before impact. If the coefficient of restitution is ½, the velocities of separation of the balls will be equal to Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Original velocity in the same direction Half the original velocity in the same direction Half the original velocity in the opposite direction Original velocity in the opposite direction Original velocity in the same direction ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A ball which is thrown upwards, returns to the ground describing a parabolic path during its flight Horizontal component of velocity remains constant Vertical component of velocity remains constant Speed of the ball remains constant Kinetic energy of the ball remains constant Horizontal component of velocity remains constant Vertical component of velocity remains constant Speed of the ball remains constant Kinetic energy of the ball remains constant ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A retarding force on a body does not Retard the motion of the body None of these Introduce the motion of the body Change the motion of the body Retard the motion of the body None of these Introduce the motion of the body Change the motion of the body ANSWER DOWNLOAD EXAMIANS APP