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Physics, 22.06.2019 03:30
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
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Physics, 22.06.2019 05:10
A- a of 8.00 cm a of 34.0 nc. a , -, a of 25.0 nc is on of a of 15.0 cm .be toto aof ? a) b) c) j d) e)
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Physics, 23.06.2019 10:10
The height of the empire state building is 318 m if a stone is dropped from the top of the building what is the stones velocity just before it strikes the ground
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Physics, 23.06.2019 14:00
What is the potential energy possessed by a rock of mass 4kg projected to a height of 2m (g=10m/s2)
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Heat moves from hot to cold either through air or liquid...
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