where t is in seconds. Work done by the force in 2 seconds is:-
An engine pumps water continuously through a hose. Water leaves the hose with a velocity v and m is the mass per unit length of the water jet. What is the rate at which kinetic energy is imparted to water :
28
Aug
An engine pumps water continuously through a hose. Water leaves the hose with a velocity v and m is the mass per unit length of the water jet. What is the rate at which kinetic energy is imparted to water : A body of mass 3 kg is under a constant force which causes a [...]
A block of mass 10 kg is moving in x-direction with a constant speed of 10 m/s. It is subjected to a retarding force F = 0.1 x J/m during its travel from x=20m to x=30cm. Its final kinetic energy will be
28
Aug
A block of mass 10 kg is moving in x-direction with a constant speed of 10 m/s. It is subjected to a retarding force F = 0.1 x J/m during its travel from x=20m to x=30cm. Its final kinetic energy will be A body of mass 3 kg is under a constant force which causes [...]
A body of mass 3 kg is under a constant force which causes a displacement s in metres in it,given by the relation s=1/3t^2 , where t is in seconds. Work done by the force in 2 seconds is:-
28
Aug
A body of mass 3 kg is under a constant force which causes a displacement s in metres in it,given by the relation s=1/3t^2 , where t is in seconds. Work done by the force in 2 seconds is:- A body of mass 3 kg is under a constant force which causes a displacement s [...]