The graph at the right describes the motion of a student riding his skateboard along a smooth, pedestrian-free sidewalk. What is his average velocitv?

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Q: The equation: ΔΚ + Δυ + ΔΕ- W is known as the A equation.

A: Given:We are given the following relation:∆K + ∆U + ∆Eth = W           - 1

Q: I get the calculation, but would it be possible to have the logic behind?

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A: Equation for the momentum is ,

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A: Since, L'=L1-v2c2 where, L'=Contracted lengthL=Actual lengthv=Speed of busc=Speed of light

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Q: here is approximately 1033 J of energy available from the fusion of hydrogen in the world’s oceans.…

A: Available energy (E) = 1033 Joules Energy utilised (e) = 0.35×1033 Joules

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Q: 7. (10 pt) The graph shown below represents two particles' motions along x direction. a) What is the…

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Q: Refer to the moving sidewalk in Sample Problem 3.3. How long will it take a passenger walking at 1.0…

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A: Write the given values of this problem. d=3 kmTotal enrergy=50 GeV

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A: Given :             Coefficient of kinetic friction = μk  = 0.15             total weight of tube…

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Q: 1.2. This problem deals quantitatively with the experiment of problem 1.1. Let S denote the ground…

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