Given a spring attached to the ceiling as shown in the picture. The figure below (left) shows the unstretched position of the spring with no force acting. Determine the (a) spring constant k when a ball of mass = 0.75 kg hangs on the end of the spring and the spring stretched to a displacement of x = 10 cm; b) the work done on the spring by the mass. unstretched spring Hooke's Law: m = 0.75 kg 0000

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Q: The actual weight of a body is always: arootor then tho pnaront woight

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Q: Give a word problem for the Newton's 1st, 2nd and 3rd law of motion

A: Give a word problem for the Newton's 1st, 2nd and 3rd law of motion.

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A: T

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Q: Given is a graph g a vs. F. Based on given ingormation, calculate mass g an objecet. 3. do F(N)

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Q: If mass m1 is moving upwards with an acceleration of 2m/s^2 find the mass of the m1

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Q: Give 3 example in newtons first law,newtons second law,newtons third law

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Q: 14) Draw a free body diagram for a balloon accelerating upward

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Q: What is the Free Body Diagram equation in Rectilinear Motion?

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Q: How do you find the normal force between a table with a mass of 35 kg and the floor?

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Q: Find the mass of a body whose weight on Earth is 100 N

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Q: A net force of 3500 N accelerates a car from rest to 46 km/h in 5 s.  What is the mass of the car?

A: Given:  Force, F = 3500 N  u = 0  v = 46 km/h = 12.78 m/s2  t = 5 s

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”