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A) A runner begins to run from rest and it takes him 10.4 meters to speed...

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Physics

A) A runner begins to run from rest and it takes him 10.4 metersto speed up to a speed of 12m/s. What is this runner'sacceleration?

B) What is the final speed of an object dropped from rest at aheight of 120m?

C) What would the final speed of a mass sliding through a 32mfrictionless incline of 24 degrees be?

D) What is the range of a projectile shot horizontally at aheight of 46m with a speed of 15m/s?

E) For the initial velocity vector v>=10x^+8y^, find a) thedirection angle, b) the speed c) the range if this is the initialspeed vector for a projectile with a full parabolic trajectory.

Answer & Explanation Solved by verified expert
3.5 Ratings (515 Votes)
A u initial speed 0s distance covered 104 mfinal speed 12 msa acceleration using kinematic equation answerB u initial speed 0h height    See Answer
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