Determine the lift force of the rotating sphere
A sphere of diameter 100 mm, rotating at a rate of 286 rpm, is situated in a stream of water (15 degree C) that has a velocity of 1.5 m/s. Determine the lift force (in Newtons) of the rotating sphere.
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A 2 kg rock, tied to a 3 meter long rope, is spun around in a horizontal circle at 4 m/s. How much work is done on the rock by the rope as it goes around the circle one time at constant speed? (answers are in units of Joules)
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An electron was accelerated from rest through a potential difference of 9900 V. What is its speed? The mass of an electron is 9.11 x 10-31 kg, and its charge is 1.602 x 10-19 C. Please show work.
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Using probability: How can you use probability to improve your chances of winning at a casino. Provide specific examples using concepts learned in this module.
A fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. The thrust of its engines is 4.83 x 105 N.
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