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2 cards from this section. Quick, good the night before a test.
Explain what equilibrium means in terms of forces.
Think about how forces balance each other.
Give an example of equilibrium in your daily life.
Consider items that are not moving.
What is equilibrium?
Think of objects that stay still.
If two forces act in opposite directions with equal magnitude, what is the net force?
What happens when forces meet?
A 50 kg box is resting on a flat surface while 20 N of force is applied horizontally. What is the net force acting on the box?
Consider the nature of static friction.
Two cables support a 100 kg mass at a point. One cable exerts 50 N at an angle of 30 degrees, what must the other cable exert to maintain equilibrium?
Use vector resolution to find tensions.
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