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Q. The 50 kg circular lead piston shown in the figure floats on 0.300 of compressed air. What is the piston height if the temperature is 30C?

How far does the piston move if the temperature is increased by 200 C?

Q. The plates of a 3.5nF parallel-plate capacitor are each 0.21m^2 in area.

a)How far apart are the plates if there's air between them?

b)If the plates are separated by a Teflon sheet, how thick is the sheet?

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Category:- Physics
Reference No.:- M9285166

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