Physics, 19.03.2020 21:18 Reebear1447
Directly detecting an Earth-size planet around one of the nearest stars (besides the Sun) is roughly equivalent to trying to take a picture of a ball point from a pen at a distance of about kilometers.
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Physics, 21.06.2019 16:40
Three point charges, two positive and one negative, each having a magnitude of 20 μc are placed at the vertices of an equilateral triangle (30 cm on a side). what is the magnitude of the electrostatic force on the negative charge
Answers: 3
Physics, 21.06.2019 22:50
As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.
Answers: 1
Directly detecting an Earth-size planet around one of the nearest stars (besides the Sun) is roughly...
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