Pressure in a Fluid: on Planet X, the Absolute Pressure

question 11

Essay

Pressure in a fluid: On planet X, the absolute pressure at a depth of 2.00 m below the surface of a liquid nitrogen lake is 5.00 × 10⁵ N/m². At a depth 5.00 m below the surface, the absolute pressure is 8.00 × 10⁵ N/m². The density of liquid nitrogen is 808 kg/m³.
(a) What is the atmospheric pressure on planet X?
(b) What is the acceleration due to gravity on planet X?

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Definitions:

Straight-Line Depreciation

An approach for allocating the expenditure of a material asset over its lifespan in steady yearly payments.

Net Present Value

A calculation that compares the value of a dollar today to the value of that same dollar in the future, taking inflation and returns into account.

Capital Budgeting

The process of making investment decisions in long-term assets and projects, often involving analysis of their cash flows.

Straight-Line Depreciation

A method for dispersing the expense of a physical asset over its viable life in regular yearly sums.