Q1 a person with a mass of 103 kg is standing on a scale

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Q1. A person with a mass of 103 kg is standing on a scale that reads weight in newtons inside of an elevator. If the elevator accelerates upward at 3.2 m/s2, what does the scale read?

Q2. Throughout a physics experiment, helium gas is cooled to a temperature of 12.0 at a pressure of 0.130. What are (a) mean free path in the gas, (b) rms speed of the atoms, and (c) the average energy per atom?

Q3. A race car has a mass of 709 kg. It starts from rest and travels 37.0 m in 4.0 s. The car is uniformly accelerated throughout the entire time. What net force is exerted on it?

Reference no: EM13354375

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