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Work

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Questions and Answers

What is the formula for calculating work done?

Work = Force × Distance

Work = Force × Distance × cos(θ) (correct)

Work = Force × Distance × sin(θ)

Work = Force ÷ Distance

Which of the following is a unit of power?

Joule

Watt (correct)

Pascal

Newton

In the context of energy, what does the term 'kinetic' refer to?

Energy associated with motion (correct)

Energy stored in chemical bonds

Energy stored in an object due to its position

Energy stored in the nucleus of an atom

Study Notes

Work and Energy

The formula for calculating work done is: Work = Force x Distance (W = F x d)

Units of Power

A unit of power is the Watt (W)
1 Watt is equal to 1 Joule per second (1 W = 1 J/s)
Other units of power include Horsepower (hp) and Kilowatt (kW)

Kinetic Energy

In the context of energy, the term 'kinetic' refers to the energy of motion
Kinetic energy is the energy an object possesses due to its motion

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Description

Test your knowledge of work, energy, and power with this class 9 quiz. Explore formulas for calculating work done, units of power, and the concept of kinetic energy. Engage in a fun and educational quiz to reinforce your understanding of these fundamental physics concepts.