Above the ground and fired. the water stream from the gun hits the ground a horizontal distance of 7.3 m from the muzzle. find the gauge pressure of the water gun’s reservoir at the instant when the gun is fired. assume that the speed of the water in the reservoir is zero and that the water flow is steady. ignore both air resistance and the height difference between the reservoir and the muzzle.
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The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?
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At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.
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Above the ground and fired. the water stream from the gun hits the ground a horizontal distance of 7...
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