How long will the cannonball stay in the air
A cannon shoots a ball with an initial velocity of 152 m/s and a launch angle of 62°. The gravitational acceleration is 9.8 m/s2. Assuming no air resistance, how long will the cannonball stay in the air?
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The surrounding conductor is a cylindrical shell and has an inner diameter of9.989 mm and a charge of -11.03 μC. Assume the region between the conductors is air. The Coulomb constant is 8.98755 × 109 N · m2/C2. What is the ca
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A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
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