Question
Asked Dec 10, 2019
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A object of mass 3.00 kg is subject to a force Fx that varies with position as in the figure below.

 

If the object has a speed of 0.400 m/s at x = 0, find its speed at x = 4.00 m and its speed at x = 17.0 m

speed at x = 4.00 m = ? m/s
 
speed at x = 17.0 m= ? m/s
F, (N)
4
3
x (m)
16 18 20
10 12 14
2 4 6 8
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F, (N) 4 3 x (m) 16 18 20 10 12 14 2 4 6 8

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Expert Answer

Step 1

Given,

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Mass of object,m = 3 Kg At, x= 0,v, = 0.4 m/s

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Step 2

Graph for given figure has been shown below,

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F, (N) x (m) 10 12 14 161718 20 2 4 6 2.

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Step 3

Part (a):

As the graph given is F-x graph so the area of given gr...

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Work,x4x4 Work„-4m = 2 Work done =8 J

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Work,Power and Energy

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