A He-Ne laser produces 633 nm light.
When it passes through a diffraction
grating with d = 5....
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Which feature indicates that mars resides in the inner region of the solar system
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While you are driving in the lane next to the curb on a multi-lane road the car on your left suddenly moves toward you lane. they are about toy crash into your front fender. you
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Describe cytokinesis in plants and animals. in animals: in plants.
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Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
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