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A golf ball (m = 46.0 g) is struckwith a force that makes an angle of 45.8° with the horizontal. The ball lands198 m away on a flat fairway. If thegolf club and ball are in contact for 7.03 ms, what is the average force of impact?(Neglect air resistance.)
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At some point in its orbit, our asteroid is moving with a speed of 20 kilometers per second. Determine the kinetic energy of the asteroid
A 34.1 kg child rides a Ferris wheel whose diameter is 18.3 m. When the ride is turning at a constant rate, Find the normal force the seat exerts on the child at the top of the ride
a substance has a density of p=200kg/m3. what is the mass of the box full of substance?
Explain functionalism, conflict theory and interactionism
An electron is in the ground state of an infinite square well. The energy of the ground state is E1 = 1.26 eV. What is the width of the square well
One wire carries a current of 5.008 A into it. Another wire carries a current of 5 A out of it. Explain how long would it take for the sphere to increase in potential by 4000 volts?
A 4.4kg ball with a velocity of 5.0m/s in the+x-direction collides head-on elastically with a stationary 2.5kg ball. What is the speed of the second ball after the collision
Since the vehicles stick together after the collision and take the direction of the large truck (greater momentum), I guessed that the small car would have a greater change in kinetic energy.
A pinball bounced around its machine before resting between two bumpers. determine the total displacement\'s magnitude and direction
A proton accelerates from rest in a uniform electric field of660 N/C. At some later time, its speedis 1.10 multiplied by 106 m/s. Find the magnitude of the acceleration of the proton. How long does it take the proton to reach this speed? How far ha..
A 0.55 kg projectile is launched from the edge of a cliff with an initial kinetic energy of 1550 J and at its highest point is135m above the launch point. What was the vertical component of its velocity just after launch
If the initial temperature of the horseshoe is 450 °C, and the initial temperature of the water is 45° C, what is the equilibrium temperature of the system? Presume no heat is exchanged with the surroundings.
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