Which one of the following statements about pressure is correct? A Pressure does not need a...
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Which one of the following statements about pressure is correct? A Pressure does not need a solid surface to act. B Pressure is a vector quantity that varies with time. C A Newton of force acting over a square meter gives 1 bar of pressure. D Pressure is constant over a fixed volume in space. Which one of the following statements about pressure is correct? A Pressure does not need a solid surface to act. B Pressure is a vector quantity that varies with time. C A Newton of force acting over a square meter gives 1 bar of pressure. D Pressure is constant over a fixed volume in space.
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