Problem 6.085 air within a piston–cylinder assembly, initially at 50 lbf/ in.2, 510°r, and a volume of 6 ft3, is compressed isentropically to a final volume of 1.75 ft3. assuming the ideal gas model with k = 1.4 for the air, determine the: (a) mass, in lb. (b) final pressure, in lbf/in.2 (c) final temperature, in °r. (d) work, in btu.

answer: 500 wph.

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can you answer my question?

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assault rifle is a rapid-fire, magazine-fed rifle designed for military use. it is a shoulder-fired weapon that allows the shooter to select between semi-automatic (requiring you pull the trigger for each shot), fully automatic (hold the trigger and the gun continuously fires) or three-shot-burst modes.

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1: productivity. productivity is an important reason for developing it systems.

2: information. it systems are key to delivering the information and intelligence you need to improve innovation.

3: cost reduction.

4: collaboration.

5: customer service.