Aforce of 30 n is exerted on an object on a friction-less surface for a distance of 6.0 meters. if the object has a mass of 10 kg, calculate its velocity. v =
a. 36 m/s
b. 18 m/s
c. 6.0 m/s
d. 4.0 m/s

In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 ∘ from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30∘ from horizontal. what is the weight of the rider? express your answer with the appropriate units.

What is the momentum of a 2 kg object moving at 15 meters per second

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?