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10 Common Problems of Work and Power - Junior Physics

physics.fisikastudycenter.com - Learning work and power in 10 common questions and the solutions. The work done by the forces, the power and the difference of gravitational potential energy will be involved. Junior high school grade 8.

Problem 1
A body moves through a displacement of 4 m while a force F of 12 Newton acts on it.



What is the work done by the force on the body?

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10 Common Problems of Pressure - Junior Physics

physics.fisikastudycenter.com - Learning pressure of a body, a gas and a fluid. The application of pascal law, and measuring the pressure of fluid in a tube will be discussed, junior high school physics grade 8.

Problem 1
A block with lenght of p = 1.5 m, width l = 1 m, height t = 0.5 m and mass m = 300 kg lays on the table.



What is the pressure at the bottom surface of the block?

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