Physics, 16.06.2021 02:50 tvrgrvJfbhh3881
A person pushes a 15.7-kg shopping cart at a constant velocity for a distance of 25.9 m on a flat horizontal surface. She pushes in a direction 23.7 ° below the horizontal. A 32.7-N frictional force opposes the motion of the cart. (a) What is the magnitude of the force that the shopper exerts? Determine the work done by (b) the pushing force, (c) the frictional force, and (d) the gravitational force.
Answers: 3
Physics, 21.06.2019 19:30
Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.
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Physics, 21.06.2019 20:20
Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m
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Physics, 22.06.2019 01:40
Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied
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A person pushes a 15.7-kg shopping cart at a constant velocity for a distance of 25.9 m on a flat ho...
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