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What is the pressure of the gas in the mercury manometer if h = 55 mm and atmospheric pressure is 760 mmHg? A. 705 mmHg B. 815 mmHg C. 760 mmHg D. 55 mmHg

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter15: Fluid Mechanics

Section: Chapter Questions

Problem 21P

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Concept explainers

Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.

Question

What is the pressure of the gas in the mercury manometer if h = 55 mm and atmospheric pressure is 760 mmHg?

A. 705 mmHg

B. 815 mmHg

C. 760 mmHg

D. 55 mmHg

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