Questions asked
A ball is attached to a string moving in uniform circular motion. The radius of the motionvis 9.16 cm, and the speed of the ball is equal to 6.84 m/s. What us the period of motion for the ball ?
A car moving at 18.2 m/s starts to coast up a frictionless hill that is inclined at 10.0 degrees. How far does the car travel before it comes to a complete stop ?
A person pushes a 8.31kg table, initially at rest, with a 14.6 N force at a 63.7 degree angle. Friction pushes back against the table with a force of 5.32 N. The table moves 9.76 m. What is the friction velocity of the table ?
An 11.5 kg kitchen table is being moved at 0.652 m/s to a different people room. Friction pushes back as the table moves across a carpented area, the velocity decreases to 0.320 m/s over a distance of 4.94 m. What js the magnitude of the force applied due to friction?
A 1960 kh car is moving at 8.32 m/s on flat ground. The engine of the car creates a 893 N forward as the car moves 33.5 m. What is the final kinetic energy of the car ?
A 42.7 kg cheetah is running at 17.9 m/s. How much Kinetic energy does the cheetah have ?
A 3630 kg speedboat has 1820000 J of Kinetic Energy. What us the velocity of the speedboat
A 68.9 kg person sits on a skateboard at rest. The person then exerts a forward force of 27.4 N for 6.82 m. What is the final Kinetic Energy of the person ?
A platter rotates with a period of 4.71s, and has a radius of 12.9 cm. What is the velocity of the platter ?
Mass 1 ( 92.0 kg) and Mass 2 (0.894 kg) are 99.3 m apart. What is the gravitational force between them ?