FLUID MECHANICSANSWER 1.42 1.41 A rigid tank contains air at a pressure of 90 psia and a tem-perature of 60 °F. By how much will the pressure increase as thetemperature is increased to 110 °F?1.42 The helium-filled blimp shown in Fig. P1.42 is used at var-ious athletic events. Determine the number of pounds of heliumwithin it if its volume is 68,000 ft' and the temperature and pres-sure are 80 °F and 14.2 psia, respectively.IFIGURE P1.42

Given data: V=68000 ft3T=80°FP=14.2 psia Need to determine the mass of the air.

Answered: 1.42 The helium-filled blimp shown in…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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1.42 The helium-filled blimp shown in Fig. P1.42 is used at var- ious athletic events. Determine the number of pounds of helium within it if its volume is 68,000 ft and the temperature and pres- sure are 80 °F and 14.2 psia, respectively.