14. GO A billiard ball strikes and rebounds from the cushion of a pool ta-ble perpendicularly. The mass of the ball is 0.38 kg. The ball approachesthe cushion with a velocity of +2.1 m/s and rehounds with a velocityof -2.0 m/s. The ball remains in contact with the cushion for a time of3.3 x 10-3 s. What is the average net force (magnitude and direction)exerted on the ball by the cushion?

Given The mass of the ball is m=0.38 kg. The approaches velocity of the ball is va=2.1 m/s. The…

Answered: 14. GO A billiard ball strikes and…

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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3/185 The 9-kg block is moving to the right with a velocity of 0.6 m/s on a horizontal surface when a force Pis applied to it at time t 0. Calculate the velocity v of the block when t = 0.4 s. The kinetic coefficient of friction is p = 0.3. = Ans. U = 1.823 m/s Vo = 0.6 m/s P, N 72 36 0 0 0.2 t, s 0.4 P Problem 3/185 9 kg H = 0.3
Current Attempt in Progress that acts on a 2.70-kg ice block that The figure gives, as a function of time t, the force component can move only along the x axis. At t = 0, the block is moving in the positive direction of the axis, with a speed of 2.00 m/s. What is its velocity, including sign, at t = 11 s? Number i F, (N) 6 0 2 Units 00 10 t(s) 12
4. You and your fellow astronaut are playing pig toss. You throw the 125kg pig by applying a force over 42cm and the pig acquires a velocity of 7.5m/s. Your fellow harnessed astronaut takes .75s to catch the pig. If you have a mass of 62Kg, what is your velocity? What force is required to catch the pig? M-Vi + Mve = V- -I5m/s 125xg(1.5m/s) + 2kgc)=0 F = 470 N N= -15.12mls = 15 4. ms 0.355 m-Vi= (m, +m)v 125tg( Smis)= (125kg+02kg)v Ve4. lo87 m/s f= = 468.AN 5. If the fellow astronaut forgot to harness and has a mass of 75kg, what is the astronaut's velocity after catching the pig? same veiocity as found Va= 43m/s above 6. If the astronaut is 8.2 m from the back of the space shuttle, how long will it take for the astronaut and pig to hit the shuttle? If the shuttle's back door is open (Ok, who left the door open - were you bom in a ban?), how far away from the shuttle will the two be after one minute? T= 7. You are on the Olympic Bob Sledding team. You and your team push the sled which…
The 2.8-kg particle moves in the horizontal x-y plane and has the velocity shown at time t = 0. If the force F = 2.80 + 0.65t2 newtons, where t is time in seconds, is applied to the particle in the y-direction beginning at time t = 0, determine the velocity v of the particle 3.6 seconds after F is applied.
Starting at time t = 0, an object starts moving along a straight line. Its coordinate in meters is given by: x(t)=7t-4t°, where t is in seconds. When it momentarily stops its acceleration is: O a. 18.33 O b. -9.17 O c -18.33 O d. -12.22 An elevator cab and its load have a combined mass of 5.6 kg. When the cab, originally moving downward at 4.4 m/s, is brought to rest with constant acceleration in a distance of 5.5 m. The tension (N) in the supporting cable will be: Answer:
2- Bolum-5+A2B1C3uUxiD5ViBM5s1Vi20FXF231G A034 kg particle moves in the xy plane with coordinates of x(t) --15.0 + 2.0t -4.0t (m) and y(t) 25.0 + 7.0t -9.0t (m), where t is in second. Find the net force acting on the particle att-0.7s. Option 1 Option 2 Option 3 5.71+ 61) 571-61/-5.71-6.1/-5.71+6.1)|531+3.1 Option 4 Option S
1. Two astronauts in space are initially holding on to each other. One astronaut and his space suit have a combined mass of 136 kg, and the other astronaut and her space suit have a combined mass of 118 kg. They then push each other apart. How far has the female astronaut gone when the male astronaut has moved 10 m?(A
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A 12582 kg aeroplane is about to take off and the pilot increases the engine's thrust from 26 kN to 124,0 kN at a constant rate during the first 5,1 s. Neglecting other forces, determine the time required to reach the takeoff velocity of the aeroplane which is 53 m/s.
Mithali Raj, using a non-standard carbon-reinforced bat, hits a cricket ball with enough force to achieve a maximum distance of 135.0 m. If instead of going for maximum distance, the cricket player hits the ball with the same force, but instead reaches a distance of 108.5 m, calculate the maximum time the ball would be in the air to achieve this new distance goal. IND opp ne
Alice who has a mass of 55.0 KG is riding at 25.0 m/s in her new sports car. when she must certainly slam on the brakes to avoid hitting a cow crossing the road she strikes the airbag that brings her body to stop in 0.6 seconds what average force does a seatbelt exert on her

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