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A golf ball of mass 0.045 kg is hit off the tee at a speed of 33m/s . The golf club was in contact with the ball for 3.50×10?3s .
Find the average force exerted on the ball by the golf club.
A stone thrown horizontally from a height of 5.72 m hits the ground at a distance of 13.50 m. Calculate the speed of the stone as it hits the ground
suppose that all the energy goes into the arrow, with what speed does the arrow leave the bow.
A 115 granite cube slides down a 35 frictionless ramp. At the bottom, just as it exits onto a horizontal table, it collides with a 235 steel cube at rest.
The famous horse & cart physics scenario is explained. This scenario is used to describe why many people have a common misconception about what Newton’s 3rd Law says & does not say.
Question on constant speed
A 27.0-kg child on a 3.00-m-long swing is released from rest when the ropes of the swing make an angle of 35.0° with the vertical, Neglecting friction, find the child's speed at the lowest position
determine the mass of liquid ammonia that boils away before thermal equilibrium. Assume an excessive amount of liquid ammonia is present and that the liquid ammonia does not react with the copper.
If the initial electric Force is, F, and the electron were moved to one third he original distance toward the proton, what would be the new electrical force
A screen is placed 1.40m behind a single slit. The central maximum in the resulting diffraction pattern on the screen is 1.60cm, What is the distance between the two second-order minima
An object that hangs form the ceiling of a staionary elevator by an ideal spring scilliates with a period T. If the elevator accelerates upward 2g , what will the period of oscillation of the object ?
Two 2.1 cm 2.1 cm square aluminum electrodes are spaced 0.57 mm apart. What is the magnitude of the charge on each electrode
If an inductor carrying a 1.40 A current stores an energy of 0.250 mJ, How much energy does the same inductor store if it carries a 2.9 A current
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