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A 50 kg person performs a maximum vertical jump with an intial velocity of 2m/s.
a. What is the performer's maximum kinetic energy during the jump?
b. What is the performer's maximum potential energy during the jump?
c. What is the performer's minimum kinetic energy during the jump?
d. How much is the performer's center of mass elevated during the jump?
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The model airplane is flying at a speed of 23 m/s on a horizontal circle of radius 17 m. The mass of the plane is 0.96 kg. The person holding the guideline pulls it in until the radius becomes 8.0 m. The plane speeds up and tension in the guidelin..
The coefficient of static friction
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make sure to label the graphs with units and values to indicate any critical points of the ball's motion.
In one day, a 90kg mountain climber ascends from the 1520m level on a vertical cliff to the top at 2360m, What is her change in gravitational potential energy on the first day
what is the acceleration of the wallet. If the contact between ball and ground lasted 1.6ms, what average force was exerted on ball.
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