2.3a Flashcards by Jon Pardy

Q

1 KW is equal to?

A

1.34 Hp

Or

3413 btu

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Q

What is 1 joule in calories ?

A

0.239

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Q

Power equals?

A

F x D / T

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Q

Work done equals?

A

Force X distance

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Q

What is kinetic energy?

A

1/2 mv squared

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Q

What is potential energy?

A

Mgh

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Q

What is the ratio of load to effort called?

A

Mechanical advantage

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Q

Newton’s first law

A

Object will stay at rest unless acted upon

Or the opposite ‘inertia’

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Q

Newton’s second law

A

F=m X a

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Q

Newton’s third law

A

Every action has an opposite reaction

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