A toy car of mass 5 kg moves up a ramp under the influence of force F plotted against displacement x. The maximum height attained is given by

A particle of mass m moves from rest under the action of a constant force F which acts for two seconds. The maximum power attained is

A particle of mass m moves from rest under the action of a constant force F which acts for two seconds. The maximum power attained is

A particle of mass m is under the influence of a force F which varies with the displacement x according to the relation F=-kx +F_(0) in which k and F_(0) are constants. The particle when disturbed will oscillate

A particle of mass m moves on positive x-axis under the influence of force acting towards the origin given by -kx^2 hat i. If the particle starts from rest at x=a, the speed it will attain when it crosses the origin is

A particle of mass m moves on positive x-axis under the influence of force acting towards the origin given by -kx^2 hat i. If the particle starts from rest at x=a, the speed it will attain when it crosses the origin is

A particle of mass m moves on the x-axis under the influence of a force of attraction towards the origin O given by F=-(k)/(x^(2))hat(i) . If the particle starts from rest at x = a. The speed of it will attain to reach at distance x from the origin O will be

A particle of mass m moves on the x-axis under the influence of a force of attraction towards the origin O given by F=-(k)/(x^(2))hat(i) . If the particle starts from rest at x = a. The speed of it will attain to reach at distance x from the origin O will be

A body of mass 2 kg is moving under the influence of a central force whose potential energy is given by U = 2r^(3) J . If the body is moving in a circular orbit of 5 m , its energy will be