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A golf ball with mass 45.90 g and diameter 42.60 mm is struck such that it is moving with a speed of 53.79 m/s and rotating. The golf ball has kinetic energy 66.76 J. What is the rotation frequency of the golf ball? Give your answer in rpm.
A rocket of mass m is fired vertically upwards. The interaction between its engine, Determine the speed of the rocket at the instant the enine shuts off, voff, as a function of Fmax, C, m, and g
A 0.9 inch tall clock is 29 cm in front of a diverging lens which has a focal length of -30 cm, Determine the image distance and height
If the atmosphere warmed up by 5 degrees Celsius, would the atmospheric pressure at 5km above sea level increase or decrease, and by approximately how much
questiona 170g copper bowl contains 200g of water both at 21c. a very hot 490g copper cylinder is dropped into the
A source in vacuum emits electromagnetic radiation in every direction. Calculate the frequency and wavelength of this wave
Two atomic clocks are carefully synchronized. One remains in New York, and the other is loaded on an airliner that travels at an average speed of 250m/s, Which clock will show the shorter elapsed time
A parallel-plate capacitor is formed from two 3.60cm × 3.60cm electrodes spaced 2.70mm apart, What is the charge (in nC) on each electrode
A small 0.280-kg object moves on a frictionless horizontal table in a circular path of radius 4.30 m. The angular speed is 8.02 rad/s.what is the radius of the smallest possible circle on which the object can move
In the Millikan oil-drop experiment, an atomizer (a sprayer with a fine nozzle) is used to introduce many tiny droplets of oil between two oppositely charged parallel metal plates.
You are driving along the street at the speed limit (35mph) and 50 meters before reaching a traffic light you notice it becoming yellow. What is your speed as you cross the intersection
Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.8×106 one at an angle 17 degrees west of north, What is the total work they do on the supertanker
a 20 kg rock is on the edge of a 80 m cliff. the rock falls from the cliff. what speed does the rock have as it strikes
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