Physics, 29.07.2019 14:30 glyptictriton9575
In a pulley setup that has a moving pulley, you have to pull the string a greater distance, but the force needed to lift the mass is cut in half you don´t have to pull very much to lift the mass your work doubles because the pulley moves you have to pull the string a greater distance, and it takes more work to lift the mass
Answers: 2
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What happens to light waves from a star as the star moves away from earth?
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What is the measurement of how fast an object moves relative to a reference point?
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On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units
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Physics, 22.06.2019 18:10
A200-n force is applied to the foot-operated air pump. the return spring s exerts a 2.6-n·m moment on member oba for this position. determine the corresponding compression force c in the cylinder bd. if the diameter of the piston in the cylinder is 40 mm, estimate the air pressure generated for these conditions. state any assumptions. enter a positive number for the compression force c.
Answers: 2
In a pulley setup that has a moving pulley, you have to pull the string a greater distance, but th...
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