Helium ( R= 0.4698 BTU/lbm-˚R ) is
compressed isothermally from 14.7 psia and 68 ˚F. The compression ratio is 1:4.
Calculate the work done by the gas.
A. –1454 BTU/lbm
B. -364 BTU/lbm
C.-187BTU/lbm
D.46.7 BTU/lbm
Formula: W = RT ln (V2/V1)
compressed isothermally from 14.7 psia and 68 ˚F. The compression ratio is 1:4.
Calculate the work done by the gas.
A. –1454 BTU/lbm
B. -364 BTU/lbm
C.-187BTU/lbm
D.46.7 BTU/lbm
Formula: W = RT ln (V2/V1)