How to use your smartphone as your on demand formula and calculator


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Find motor hp to meet the specified torque

How to use

For new calculation click the clear button. Then enter new data. If infinity message shows up, ignore it. Continue entering your data. Do not enter the comma symbol , or the letter 'O' in the input box because NaN (Not a Number) error will be displayed.

Formula memory recall on how to solve required motor hp to meet the specified torque of 14.59 lb-ft at given motor speed of 1800 rpm.

Torque (lb-ft)

=

HP x 5252 RPM

To do scenario analysis, simply enter in input box new torque or rpm. Automatic answer.

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Memory recall knowledge you collected over years of work experience:

RPM = revolution per minute ; 1 hp = 33,000 lb-ft per minute ; 1 revolution = 2π
2π = 6.2832 ; 33,000 /6.2832 = 5252