Physics, 31.12.2019 07:31, impura12713
Two crates, of mass m1 = 71 kg and m2 = 130 kg , are in contact and at rest on a horizontal surface. force f = 610 n is exerted on the 71-kg crate. the coefficient of kinetic friction is 0.18.
1. determine the acceleration of the system.
2. determine the magnitude of the force that each crate exerts on the other.
Answers: 2
Physics, 22.06.2019 09:00, bendmads04
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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A6.0-kilogram cart initially traveling at 4.0 meters per second east accelerates uniformly at 0.50 meter per second squared east for 3.0 seconds. what is the speed of the cart at the end of this 3.0 second interval? (1) 1.5 m/s (3) 3.0 m/s (2) 5.5 m/s (4) 7.0 m/s
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Two crates, of mass m1 = 71 kg and m2 = 130 kg , are in contact and at rest on a horizontal surface....
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