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Problem: A basketball player is 15 ft horizontally from the center of the basket, which is 10 off the ground.
Part A: At what angle should the player aim the ball if it is thrown from a height of 8.2 ft with a speed of 28 ft/s?
I need help to solve the above question and express your answers using two significant figures. Enter your answers numerically separated by a comma.
a compact disc spins at 2.2 revolutions per second. an ant is walking on the cd and finds that it just begins to slide
A 1.0 mCi source of Phosphorus called P-32, a beta emitter, is imlanted in a tumor where it is to administer 36 Gy. The half-life is 14.3 days and 1 mCi delivers about 10 mGy/min/ Approximately how long should the source remain implanted?
A diver 22m deep in 12°C fresh water exhales a 0.8 cm diameter bubble. What is the bubble's diameter just as it reaches the surface of the lake, where the water temperature is 25°C? Hint: suppose that the air bubble is always in thermal equilibriu..
A siren has a frequency of 750 Hz when it is at rest, whereas it has an apparent frequency of 800 Hz when it is moving toward a stationary observer
A steel cable supports an elevator weighing 1800 lb. Starting from rest, the elevator reaches a velocity of 10 ft/s upward in 2.5 sec. compute how long will it take the elevator to fall back to the surface
A freight train is rolling down the track at 65.0km/hr. Out ofthe fog, 1km behind, a fast express going 120km/hr, appears on thesame track. The Express engineer slams on the brakes.
analog data having highest harmonic at 30 khz generated by a sensor has been digitized using 6 level pcm. what will be
A student makes a short electromagnet by winding 160 turns of wire around a wooden cylinder ofdiameter d = 4.0 cm. What is the magnetic moment of this device
Two forces, vector F 1 and vector F 2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 48.0 N and F2 = 39.0 N. What is the horizontal acceleration (magnitude and direction) of the block?
Louise spikes a volleyball during a game. At the instant the volleyball leaves her hand, How long will it take for the ball to strike the floor
the cm of an empty 1250 kg car is 2.30 m behind the front of the car. how far from the front of the car will the cm be
Three forces are applied to a wheel of radius 0.290 m, as shown in the figure below. One force (F1 = 12.0 N) is perpendicular to the rim, one (F2 = 9.05 N) is tangent to it, and the other one (F3 = 13.3 N) makes a 40.0° angle with the radius. What..
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