One pound-mass of water fills a 2.4264-ft3 weighted piston-cylinder device at a temperature of 6008F. The piston- cylinder device is now cooled until its temperature is 2008F. Determine the final pressure of water, in psia, and the vol- ume, in ft

Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.

What precautions should you take to prevent injuries when dealing with heavy loads?

Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented