Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts a force of 75.0 N, the second a force of 93.0 N, friction is 12.0 N, and the mass of the third child plus wagon is 23.0 kg. (c) Calculate the acceleration.   m/s2

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Q: A car of mass 772 kg is traveling 22.9 m/s when the driver applies the brakes, which lock the…

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Q: In the figure, blocks A and B have weights of 47 N and 22 N, respectively. (a) Determine the minimum…

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Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

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Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…

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Q: An applied force of 50 N is used to accelerate an object to the right across a frictional surface.…

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Q: In the figure, blocks A and B have weights of 47 N and 22 N, respectively. (a) Determine the minimum…

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Q: Commercial airplanes are sometimes pushed out of the passenger loading area by a tractor. (a) The…

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Q: In the figure, blocks A and B have weights of 47 N and 22 N, respectively. (a) Determine the minimum…

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Q: Suppose you have a 150 kg wooden crate resting on a wood floor, with coefficient of static friction…

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Q: Zara sits on an office chair with wheels on it. Meeral exerts a force of 330 N [right 25° down] onto…

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Q: A 1,125-kg car is pulling a 325-kg trailer. Together, the car and trailer have an acceleration of…

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Q: A 1000.0 kg car accelerates uniformly to double its speed from 13.7 m/s in 4.76 s. What net force…

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Q: A powerful motorcycle can produce an acceleration of 3.50 m/s² while traveling at 90.0 km/h. At that…

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Q: A book with mass = 2.25 kg rests on the surface of a bar. The coefficient of static friction between…

A: Part(a)  :    a=g(μs​−μk​) Part(b) :    2.646 m/s⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠⁠2 Explanation:

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Q: A freight train has a mass of 1.5 × 107 kg. If the locomotive can exert a constant pull of 7.5 × 105…

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Q: Problem 2: An applied force of 20 N is used to accelerate an object to the right across a frictional…

A: Given: The applied force is 20 N. The friction force is 10 N. The weight of the object is 100 N.