Physics, 24.10.2020 01:50 aksambo4707
Suppose you push on a heavy crate, but not hard enough to make it slide. Does a friction force act on the crate?
a. No, the friction force doesn't act.
b. Yes, opposite to your push, just enough so that F = 0.
Answers: 2
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Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?
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5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.
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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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Select the three ways that the parallel-plate capacitor differs from a car battery.
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Suppose you push on a heavy crate, but not hard enough to make it slide. Does a friction force act o...
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