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why pressure is scalar

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Old   October 26, 2007, 23:26
Default why pressure is scalar
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why pressure is treated as a scalar quantity ?
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Old   October 27, 2007, 02:34
Default Re: why pressure is scalar
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Have you studied continuum mechanics, or tensor calculus, at college?

This will give you the answer you need.


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Old   October 27, 2007, 20:58
Default Re: why pressure is scalar
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Simply put, a scalar has a magnitude but no direction. A vector has both a magnitude and a direction. For example, speed is a scalar (I'm going 60 mph in my car), but velocity is a vector (I'm going 60 mph northeast).

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