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A basketball player is 15 {\rm ft} horizontally from the center of the basket, which is 10 {\rm ft} off the ground. At what angle should the player aim the ball if it is thrown from a height of 8.5ft with a speed of 28ft/s?
A rock is thrown from the edge of a cliff to the ground 24.0 m below. The rock has an initial velocity of 13.5 m/s, directed 24.0° above the horizontal. Find the velocity of the rock just before it strikes the ground
A camera has a telephoto lens of 260-mm focal length. The lens can be moved in and out a distance of 18.5 mm from the film plane by rotating the lens barrel. what is the closest object distance that can be focused
A rectangular coil of wire with 25 loops carries a current of 24.2 mA. The coil's dimensions are 8.5 cm by 2.3 cm. What is the magnetic moment of the coil
A rock is thrown vertically upward with a speed of 15.0m/s from the roof of a building that is 40.0m above the ground, What is the speed of the rock just before it strikes the ground
A particle moves from an initial position with coordinates x = -2.0 m, y = +3.0 m, What is the magnitude of the average velocity for this displacement
A -3.07 ?C charge is placed at the center of a conducting spherical shell, and a total charge of +6.70 ?C is placed on the shell itself. Calculate the total charge on the outer surface of the conductor.
A pair of flat mirrors meet to form a right angle. A beam of light is incident on one of them at a point 11.5 cm from their point of intersection, what is the angle of incidence at the first mirror
As a 1.00 cm diameter plunger reduces the height of the column of air inside the chamber from 7.00cm down to 0.50cm, the temperature inside increases from 20C to 210C. Determine the air pressure inside the chamber (in atm) after compression if the..
Object O1 is 14.5 cm to the left of a converging lens with a 12.0-cm focal length. What is the focal length of the second lens
A converging lens has a focal length of f = 29 cm. If an object is placed 40 cm from the lens, where will the image be formed.
A car goes round a flat curve at a speed of 32 ms-1. If the radius of the curve is 200 m, find the minimum value for the coefficient of friction so that the car can go around the curve without skidding.
is tightly wound into a long solenoid , and a 3.6 A current is passed through it. What is the magnetic field of the solenoid
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