1.

By the use of dimensions, show that energy per unit volume is equal to pressure.

Answer» `("Energy")/("Volume") = ("work")/("area" xx "length") = ("force" xx "distance") /("area" xx "length")` =` (M LT^(-2)xxL)/(L^2 xxL) = [ M L^(-1)T^(-2)] = pressure.`


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