1.A disk is made of material having a SG = 8.3 and is 500 in diameter and a thickness of 10mm. Find the a) weight and b) mass of the disk in US and SI units.
2.Some experiments are being conducted in a laboratory in which theair temperature is 26o C and the atmosphericpressure is 14.6 psia. Determine the density of the air.Express your answers in slugs/ft3 andkg/m3.
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