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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The base of the cliff directly under their launch point. what minnimum push off speed is necessary to clear the rocks? how long are they in the air?
Light is diffracted when it passes through a narrow single slit. What happens to the width of the central maxium in the diffractino pattern when the width of the slit trough which ight passes is reduced?
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