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29 May, 15:48

The pressure in car tires is often measured in pounds per square inch (lb/in. 2), with the recommended pressure being in the range of 25 to 45 lb/in. 2. Suppose a tire has a pressure of 34.5 lb/in. 2. Convert 34.5 lb/in. 2 to its equivalent in atmospheres. Express the pressure numerically in atmospheres.

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  1. 29 May, 16:10
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    1 atmosphere = 14.7 lb/in

    So to convert lb/in to atmosphere, just divide by 14.7.

    28.5 / 14.7 = 1.94 atmospheres.
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