The Two Water Reservoirs Shown in the Figure Are Open

question 717

Multiple Choice

The two water reservoirs shown in the figure are open to the atmosphere,and the water has density 1000 kg/m³.The manometer contains incompressible oil with a density of 820 kg/m³. What is the difference in elevation h if the manometer reading m is 25.0 cm?

• A) 0.045 m
• B) 0.025 m
• C) 0.065 m
• D) 0.115 m
• E) 0.205 m

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Definitions:

Actual Inflation

The observed increase in prices for goods and services in an economy over a period, typically measured as a percentage.

Unemployment Rate

The unemployment rate is the percentage of the labor force that is jobless and actively looking for employment.

Natural Rate

The rate of output at which an economy operates without inflationary pressures, often referred to as the natural rate of unemployment.

Phillips Curve

A concept in economics that indicates an inverse relationship between the rate of unemployment and the rate of inflation within an economy.