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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 Carnot cycle heat engine uses steam as the working fluid and has a thermal efficiency of 20%. calculate the work per kilogram of steam
A 300g ball on a 70-cm-long string is swung in a vertical circle about a point 200 cm above the floor. What was the tension in the string an instant before it broke
The frequency of an opera singer is 450 Hz. Assume the speed of sound in air is 340 m/s. What is the frequency heard by an observer who is running down the road towards the opera singer with a speed 25.0 m/s.
While standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 6.97 m/s. At what speed does the stone impact the ground
two objects attract each other with a gravitational force of magnitude 9.210-9 n when separated by 19.8cm. if the total
Suppose you hear a clap of thunder 17.2 s after seeing the associated lightning strike. How far are you from the lightning strike
Your cup of coffee is too hot to drink when served at 95.0. What is the mass of an ice cube, taken from a -23.0 freezer, that will cool your coffee to a pleasant 59.0
Two ships are 335 m aparts from each other are shooting cannons at each other. Both ships' cannons are 3.0 m above the water line and both have a muzzle velocity (speed of the cannon ball) of 217 m/s.
two large parallel conducting plates are separated by a distance d placed in a vacuum and connected to a source of
An iron anchor of density 7870 kg / m^3 appears 200 N lighterin water than in air. What is the volume of the anchor
Estimate the electric field needed to pull an electron out of an atom in a time comparable to that for the electron to go around the nucleus.
A sphere of mass M is supported by a string that passes over a pulley at the end of a horizontal rod of length L, Find the mass of the portion of the string above the rod
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