1.

Which of the following represents largest pressure ?

Answer»

1 atmosphere
1 bar
10 pounds per SQUARE INCH
1000 pascals or `N m^(-2)`

Solution :1 atm =101325 Pa or N `m^(-2)`
1 bar `=10^(5)` Pa or N `m^(-2)`=0.987 atm
14.7 1b/sq inch =1 atmospheric pressure at SEA LEVEL
Thus, 1 atm represents the largest pressure.


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