Applied Mechanics and Graphic Statics When a body in equilibrium undergoes an infinitely small displacement, work imagined to be done, is known as None of these Imaginary work Negative work Virtual work None of these Imaginary work Negative work Virtual work 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 3 4 2 5 3 4 2 5 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The force polygon representing a set of forces in equilibrium is a Closed polygon Open polygon Triangle Parallelogram Closed polygon Open polygon Triangle Parallelogram ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A satellite goes on moving along its orbit round the earth due to None of these Gravitational force Centrifugal force Centripetal force None of these Gravitational force Centrifugal force Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A projectile is thrown at an angle ‘α’ to the horizontal with velocity ‘v’. It will have the maximum centripetal acceleration Elsewhere As it strikes the ground At the top of the trajectory At the start Elsewhere As it strikes the ground At the top of the trajectory At the start ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces of 3 kg and 4 kg act at right angles to each other, their resultant force will be equal to 1 kg None of these 5 kg 7 kg 1 kg None of these 5 kg 7 kg ANSWER DOWNLOAD EXAMIANS APP