Physics, 26.09.2021 09:00 PearlJam5492
A bus takes 2 hours to reach from station A to station B and then 3hours to return from station B to station A. Find the average velocity of the bus.
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Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star
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What are similarities and differences of reflection, refraction, diffraction and absorption?
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A bus takes 2 hours to reach from station A to station B and then 3hours to return from station B to...