Physics, 21.04.2021 15:30, jaydaxox15
Two equal point charges are situated 20.0 cm apart in a vacuum. If they repel each other with a force of 0.4 N, calculate the value of the charge on each. K = 9.0 x 10°Nm-c-?)
Answers: 2
Physics, 21.06.2019 17:10, 87haymaker
The “death throes” of stars are amongst the most complex phenomena in all of astronomy, and the “corpses” of stars amongst the most energetic and exotic objects in existence. beginning at the end of the core helium fusion stage in a star’s life, describe in detail the post-main sequence development of both (a) a 1.0 solar mass star, and (b) a 25.0 solar mass star. in what significant ways do they differ? what role does each of these types of stars play in the "star-gas-star" cycle and the evolution of chemical elements in our galaxy?
Answers: 1
Physics, 22.06.2019 08:40, kayleewoodard
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
Answers: 1
Two equal point charges are situated 20.0 cm apart in a vacuum. If they repel each other with a forc...
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