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Physics

posted by on .

An outfielder throws a 1.05 kg baseball at a
speed of 99 m/s and an initial angle of 47.5

.
What is the kinetic energy of the ball at the
highest point of its motion?
Answer in units of J

  • Physics - ,

    horizontal velocity=99*cos47.5

    KE at top=1/2 m (horizonalvelocity)^2

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