. A 50 kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is 1.0 m/s. Neglect the air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar and draw the figure.

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Q: 1. The driver of a red sports car traveling with an InitialKE. of 27,000J speeds up so that K.E.…

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A: As per our company guidelines we need to solve only first three subpart.kindly repost other parts as…

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Q: A 55-kg pole vaulter running at 10 m/s vaults over the bar. Her speed when she is above the bar is…

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Q: 7) A 12 kg box is at rest at the top of a ramp (point A). The length of the ramp is 8.0 m long, and…

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Q: A 51.3-kg pole vaulter running at 9.62 m/s vaults over the bar. Her speed when she is over the bar…

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Q: A 36.0 kg box initially at rest is pushed 5.45 m along a rough, horizontal floor with a constant…

A: Given values: Mass, m=36.0 kg Applied force, F=150 N Coefficient of friction, μ=0.300 Distance,…

Q: 14.A crate of mass 10.0 kg is pulled up a rough incline with Man initial speed of 1.50 m/s. The…

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A: We have givenMass of boy = 69.7 kg Initial speed (u)= 1.60 m/s  Droping  height (h)= 1.64 mFinal…

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Q: A 9.40 kg projectile is fired vertically upward. Air drag decreases the mechanical energy of the…

A: energy  lost due to air drag = 68 kJ = 68000 J

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A: Given, Mass is 41 kg, Initial speed is 11 m/s and final speed is 1.5 m/s

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Q: potential energy

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Q: 1. A woman runs a kilometer using a force of 210N and a power output of 500W. How long in minutes…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

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Q: 1. Using the language of conservation of energy, discuss why or why note friction is a considered a…

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A: given mass m =66kg initial speed vi=1.6 m/s final speed vf =8.5 m/s height =1.56 m

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A: mass = 1143 kg initial speed = 0 m/s final speed = 40 m/s t = 10 s efficiency = 22%

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Q: A 39.0 kg box initially at rest is pushed 5.15 m along a rough, horizontal floor with a constant…

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Q: 1. A certain power plant produces useful work (i.e. electricity) at a rate of 900 MW (remember,…

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