PHSI191 Flashcards by Lilah Hu

Q

Arc equation

A

S =r (angle)

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Q

All physical quantities

A

Length, time, mass, current, temperature, amount, luminosity

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Q

Cos small angle approx

A

Cos(angle)= 1

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Q

Sin small angle approx

A

Sin(angle)=angle

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Q

Tan small angle approx

A

Tan(angle)=angle

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Q

Sin( pi/4)

A

1/square root 2

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Q

Cos(pi/4)

A

1/square root 2

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