General physics

General physics

Terms realting to physics that are not fit for other subcategories.

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General physics

heat engine

Physics; General physics

A machine that operates by taking heat from a hot place, doing some work with that heat, and then exhausting the rest of the heat into a cool place. The internal combustion engine of a car is an ...

heat transfer

Physics; General physics

A transfer of thermal energy from one system to another.

hertz (Hz)

Physics; General physics

The units of frequency, defined as inverse-seconds (1 Hz = 1 s – 1 ). “Hertz” can be used interchangeably with “cycles per second.”

Hooke’s Law

Physics; General physics

For an oscillating spring, the restoring force exerted by the spring is directly proportional to the displacement. That is, the more the spring is displaced, the stronger the force that will pull ...

hypotenuse

Physics; General physics

The longest side of a right triangle, opposite to the right angle.

ideal gas law

Physics; General physics

An equation, PV = nRT , that relates the pressure, volume, temperature, and quantity of an ideal gas. An ideal gas is one that obeys the approximations laid out in the kinetic theory of gases.