(10%) Problem 10: A tennis ball of mass m = 0.078 kg is thrown straight up with an initial speed vo = 15 m/s. Let the gravitational potentialenergy be zero at the initial height of the tennis ball.Randomized Variablesm = 0.078 kgvo = 15 m/s> A 50% Part (a) What is the maximum height, h in meters, the ball reaches?Gh =Dsin()cotan()cos()tan()789HOMEAasin()acos()45deatan()acotan()sinh()123cosh()tanh()cotanh()END-O Degrees O RadiansVO BACKSPACECLEARDELSubmitHintFeedbackI give up!Hints: 3% deduction per hint. Hints remaining: 3Feedback: 2% deduction per feedback.- A 50% Part (b) What is the work done by gravity, W, in Joules, during the ball's flight to its maximum height?

Expression for maximum height - h=vf2 - vi22g .....(1) Given values - vi=15 msAt the maximum…

Answered: (10%) Problem 10: A tennis ball of mass…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Similar questions

A 1.8kg physics cart is initially traveling 2.8m/s when it collides with an ideal spring (with a spring constant of 710N/m and natural length shown. The final time is defined as when the spring at maximum compression and the cart is about to rebound backwards. Neglect loss. List the energy types at the initial and final time and whether work and loss (due to non- conservative forces) occur as well as the corresponding amounts of energy. 0.335m reference level initial: unit v wwww work? unit loss? unit final: unit wwww reference level How much did the spring's length change during the compression? unit What is the length of the spring at maximum compression? unit What is the spring force at this time? unit
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A box of mass 'm' is pushed into a spring with spring constant 'k'. The spring is displaced a total length of Δx, and then we let go of the box. From the work-energy theorem, what is the final velocity of the box after we let go?
A child of mass m = 16 kg slides down a slide of height h = 2.7 m without friction. Let gravitational potential energy be zero at ground level. a)Write an expression for the child's total mechanical energy, E, at the top of the slide, in terms of the variables in the problem and the acceleration due to gravity g. b)Calculate the change in the child's potential energy, ΔU in joules, from the top to the bottom of the slide at ground level (i.e. ΔU = Uground - Utop). c)What is the child's final speed, vf in m/s?
Given: A shooting guard throws a basketball m = 1 kg straight up with an initial speed of v0 = 5.5 m/s. He releases the ball at shoulder height h0 = 1.95 m. Let gravitational potential energy be zero at ground level. Give the total mechanical energy of the ball E in terms of maximum height hm it reaches, the mass m, and the gravitational acceleration g. What is the height, hm in meters?
2.
A ball is launched directly upwards from the ground. At max height, the ball has a gravitational potential energy of 200 J. If the ball the ball has a mass of 4 kg, then what was the initial velocity of the ball? Report your answer in units of meters per second (m/s) but only write down the number part.
Problem 10: A student pushes a baseball of m-8.16 kg down onto the top of a vertical spring that has its lower end fixed a table, compressing the spring a distance of d-0.12 meters from its original equilibrium point. The spring constant of the spring is k-640 N/m. Let the gravitational potential energbe zero at the position of the baseball in the compressed spring. Randomized Variables m-0.16 kg k-640 N/m d-0.12 m. V05 Part (a) The ball is then released. What is its speed, v, in meters per second, just after the ball leaves the spring? Part (b) What is the maximam beight, A, in meters, that the ball reaches above the equilibrium point? Part (c) What is the ball's velocity, in meters per second, at half of the maximum height relative to the equilibrium point?
Suppose that a spacecraft of mass 6.9 x 104 kg at rest in space fires its rockets to achieve a speed of 5.2 x 103 m/s. How much work has the fuel done on the spacecraft?
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