An object of mass 20kg has a kinetic energy of of 90j detarmine...

Little Norma has mass 20kg and wants to use a 4.0-m board of mass 10kg as a seesaw. Her friends are...

a yo-yo has a mass of 0.20kg and i attached to a string 0.8m long. what isthe velocity of the yo-yo?

The 20kg object is dropped from a height of 2 meters. Find its speed when it hits the ground. Give y...

an object who's mass is 5.20kg has a gravitational potential energy of 10.30kJ. How highh above the...

An object of mass 20kg slides down an inclined plane at an angle of 30 degree to the horizontal. The...

A box of mass m=20kg is to be pushed up the inclined plane by a horizontal force F at constant speed...

A homologous rod of mass M=20kg of length L=3m and of negligible cross-section rests initially on th...

A bar with a mass of 20kg with a length of 30m is being lifted by a string and makes an angle of 55...

A 30m bar with a mass of 20kg is being lifted by a string. The bar makes an angle of 55 degrees abo...

An object A of mass 20kg moving with an initial velocity of 3m/s makes a head on collision with obje...

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