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Question: A 1.85 g ping-pong ball rubbed against a wool jacket acquires a net positive charge of 1.85 µC.
Part A: How many electrons were removed from the ping pong ball?
Please show me how work it out to determine how many electrons were removed from the ping pong ball for above problem.
A racing dog is initially running at 15.0 m/s, but is slowing down. How fast is the dog moving when its kinetic energy has been reduced by half
If Superman really had x-ray vision at 0.1 nm wavelength and a 4 mm pupil diameter, at what altitude could he distinguish villains from heroes, assuming he needs to resolve points separated by 6 cm to do this?
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