Definition:FPS/Energy

Definition

Various FPS units of energy and work which have specific names are as follows:

Foot-Pound

The foot-pound is an FPS unit of energy and work.

It is defined as being:

the amount of energy required to apply $1$ pound force through a linear displacement of $1$ foot.

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\(\ds 1\)

foot-pound

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\(\approx\)

\(\ds 1 \cdotp 35582\)

joules

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\(\approx\)

\(\ds 0 \cdotp 3239\)

$15 \cels$ calorie

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\(\approx\)

\(\ds 1 \cdotp 285 \times 10^{-3}\)

British thermal unit

Foot-Poundal

The foot-poundal is an FPS unit of energy and work.

It is defined as being:

the amount of energy required to apply $1$ poundal through a linear displacement of $1$ foot.

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\(\ds 1\)

foot-poundal

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\(\approx\)

\(\ds 0 \cdotp 04214\)

joules