Physics, 09.04.2021 14:00 cxttiemsp021
calculate image scale of a telescope with a diameter 500nm and focal ratio of 5; give answer in arcsec per mm.
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If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.
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Physics, 22.06.2019 23:00
Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?
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calculate image scale of a telescope with a diameter 500nm and focal ratio of 5; give answer in arcs...
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