Forces (Edexcel A-Level Mathematics): Quizzes

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Force Diagrams
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What are forces represented as in a force diagram?

Vectors shown as arrows

What does the length of an arrow represent in a force diagram?

Magnitude of the force

What condition indicates equilibrium in a force diagram?

Forces balance to zero

If forces don't balance, what happens to the object?

It accelerates

How is weight force calculated?

mgmg

For a 55 kg box, what is the weight using g=9.81g = 9.81 m/s²?

49.0549.05 N

What direction does the normal force act?

Perpendicular to surface

If Fnormal=49.05F_{\text{normal}} = 49.05 N and μ=0.3\mu = 0.3, find FfrictionF_{\text{friction}}.

14.71514.715 N

Which force opposes motion between two surfaces in contact?

Friction

When is air resistance most significant?

At higher speeds

What is the net horizontal force if applied = 2020 N and friction = 14.71514.715 N?

5.2855.285 N

To find resultant magnitude from components, which formula is used?

x2+y2\sqrt{x^2 + y^2}

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Forces

Newton's Second Law

Further Forces & Newton's Laws

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Forces

Newton's Second Law

Further Forces & Newton's Laws

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Forces

Newton's Second Law

Further Forces & Newton's Laws

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Forces

Newton's Second Law

Further Forces & Newton's Laws

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