Physics, 07.11.2020 02:00 ajayfurlow
A 35 kg man applied 92 J of energy to produce 45 N to move an object for 74 seconds. How far did he move it?
Answers: 1
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A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.
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Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
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Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law
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A 35 kg man applied 92 J of energy to produce 45 N to move an
object for 74 seconds. How far did he...
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