Physics, 06.04.2021 02:30 kinslou6506
A glass ball with a shiny coating acts like a mirror. The ball has a diameter of 10 cm. You hold the ball away from you at arm's length and look at your reflection. If the nose on your face is 1.1 meters from the mirror surface, calculate the image distance and the Magnification. (Pleas I need w work for a test!!!)
Answers: 3
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What was the first instrument to ever record an earthquake?
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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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The ability to make things happen is also called a. heat b. force c. matter d. energy
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A glass ball with a shiny coating acts like a mirror. The
ball has a diameter of 10 cm. You hold th...
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