Physics, 16.07.2019 01:20 isabelj2004
Using the formula for kinetic energy of a moving particle k=12mv2, find the kinetic energy ka of particle a and the kinetic energy kb of particle b. remember that both particles rotate about the y axis. express your answers in terms of m, ω, and r separated by a comma.
Answers: 2
Physics, 21.06.2019 17:30
Abaseball picther can throw a ball at about 90 miles per hour, v = 40 m/s, on solid rock ground. we now put him into space. when he throws the ball, which weighs mb = 0.15 kg moves away from himat the same speed. how long does it take the ball thrown in space to travel the 30 meters to the batter? he weighs mp = 100kg
Answers: 1
Physics, 21.06.2019 22:40
Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod
Answers: 1
Using the formula for kinetic energy of a moving particle k=12mv2, find the kinetic energy ka of par...
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