1.2 Forces And Energy Flashcards by Koray Ordukaya

Q

Unbalanced Force Equation

A

Fun = m x a

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Q

Lift Stationary

A

T = W
Weight Unchanged

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Q

Lift Constant Velocity Up

A

T = W
Weight Unchanged

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Q

Lift Constant velocity Down

A

T = W
Weight Unchanged

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Q

Lift Accelerating Up

A

T > W
Weight Heavier

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Q

Lift Decelerating Down

A

T > W
Weight Heavier

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Q

Lift Accelerating Down

A

T < W
Weight Lighter

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Q

Lift Decelerating Up

A

T < W
Weight Lighter

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Q

The Law of Conservation of Energy

A

Energy is always conserved, it cannot be created or destroyed only transformed.

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Q

Equations Used in Conservation of Energy

A

Ew = Fd
Ep = mgh
Ek = 1/2 mv²
E = Pt

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Q

What does E stand for

A

Energy

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Q

What is Ep

A

Potential Energy

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Q

What is Ek

A

Kinetic Energy

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Q

What is Ew

A

Work Done

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Q

Equation For horizontal Force

A

Fh = Fcosθ

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Q

Equation For Vertical Force

A

T = Wcosθ

Q

Equation to Find Tension on a cart

A

T = ma

Q

Equation to find force down a slope

A

mgSinθ