College Physics
College Physics
7th Edition
ISBN: 9780321601834
Author: Jerry D. Wilson, Anthony J. Buffa, Bo Lou
Publisher: Addison-Wesley
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Chapter 6, Problem 80E

(a)

To determine

The center of the mass of the system when all of the masses are equal.

(b)

To determine

The center of the mass of the system when m2=m4=2m1=2m3.

(c)

To determine

The center of the mass of the system when m1=1.0kg, m2=2.0kg, m3=3.0kg, m4=4.0kg.

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Chapter 6 Solutions

College Physics

Ch. 6 - Prob. 11MCQCh. 6 - Prob. 12MCQCh. 6 - Prob. 13MCQCh. 6 - Prob. 14MCQCh. 6 - Prob. 15MCQCh. 6 - Prob. 16MCQCh. 6 - In a football game, does a fast-running running...Ch. 6 - Prob. 2CQCh. 6 - Prob. 3CQCh. 6 - Prob. 4CQCh. 6 - Prob. 5CQCh. 6 - Prob. 6CQCh. 6 - Prob. 7CQCh. 6 - Prob. 8CQCh. 6 - Prob. 9CQCh. 6 - Prob. 10CQCh. 6 - Prob. 11CQCh. 6 - Prob. 12CQCh. 6 - Prob. 13CQCh. 6 - Prob. 14CQCh. 6 - Prob. 15CQCh. 6 - Prob. 16CQCh. 6 - Prob. 17CQCh. 6 - Prob. 18CQCh. 6 - Prob. 19CQCh. 6 - If a 60-kg woman is riding in a car traveling at...Ch. 6 - The linear momentum of a runner in a 100-m dash is...Ch. 6 - Find the magnitude of the linear momentum of (a) a...Ch. 6 - Prob. 4ECh. 6 - A 0.150-kg baseball traveling with a horizontal...Ch. 6 - A 15.0-g rubber bullet hits a wall with a speed of...Ch. 6 - Prob. 7ECh. 6 - How much momentum is acquired by a 75-kg sky-...Ch. 6 - Prob. 9ECh. 6 - Prob. 10ECh. 6 - Prob. 11ECh. 6 - Prob. 12ECh. 6 - A loaded tractor-trailer with a total mass of 5000...Ch. 6 - Prob. 14ECh. 6 - In football practice, two wide receivers run...Ch. 6 - A major league catcher catches a fastball moving...Ch. 6 - At a basketball game, a 120-lb cheerleader is...Ch. 6 - A ball of mass 200 g is released from rest at a...Ch. 6 - When tossed upward and hit horizontally by a...Ch. 6 - Prob. 20ECh. 6 - A pool player imparts an impulse of 3.2 N·s to a...Ch. 6 - Prob. 22ECh. 6 - Prob. 23ECh. 6 - Prob. 24ECh. 6 - Prob. 25ECh. 6 - Prob. 26ECh. 6 - A boy catches—with bare hands and his arms rigidly...Ch. 6 - A one-dimensional impulse force acts on a 3.0-kg...Ch. 6 - Prob. 29ECh. 6 - A 50-kg driver sits in her car waiting for the...Ch. 6 - An incoming 0.14-kg baseball has a speed of 45...Ch. 6 - At a shooting competition, a contestant fires and...Ch. 6 - If the billiard ball in Fig. 6.31 is in contact...Ch. 6 - A 15000-N automobile travels at a speed of 45 km/h...Ch. 6 - In a simulated head-on crash test, a car impacts a...Ch. 6 - A baseball player pops a pitch straight up. The...Ch. 6 - Prob. 37ECh. 6 - In a pairs figure-skating competition, a 65-kg man...Ch. 6 - Prob. 39ECh. 6 - An object initially at rest explodes and splits...Ch. 6 - Prob. 41ECh. 6 - A cherry bomb explodes into three pieces of equal...Ch. 6 - Two ice skaters not paying attention collide in a...Ch. 6 - Prob. 44ECh. 6 - A 1200-kg car moving to the right with a speed of...Ch. 6 - A 10-g bullet moving horizontally at 400 m/s...Ch. 6 - An explosion of a 10.0-kg bomb releases only two...Ch. 6 - A 1600-kg (empty) truck rolls with a speed of 2.5...Ch. 6 - A new crowd control method utilizes “rubber”...Ch. 6 - For a movie scene, a 75-kg stuntman drops from a...Ch. 6 - A 90-kg astronaut is stranded in space at a point...Ch. 6 - Prob. 52ECh. 6 - A moving shuffleboard puck has a glancing...Ch. 6 - Prob. 54ECh. 6 - A ballistic pendulum is a device used to measure...Ch. 6 - Prob. 56ECh. 6 - A proton of mass m moving with a speed of 3.0 ×...Ch. 6 - A 4.0-kg ball with a velocity of 4.0 m/s in the...Ch. 6 - Prob. 59ECh. 6 - At a county fair, two children ram each other...Ch. 6 - In a high-speed chase, a policeman’s car bumps a...Ch. 6 - Fig. 6.36 shows a bird catching a fish. Assume...Ch. 6 - A 1.0-kg object moving at 10 m/s collides with a...Ch. 6 - In a pool game, a cue ball traveling at 0.75 m/s...Ch. 6 - Two balls approach each other as shown in Fig....Ch. 6 - A car traveling east and a minivan traveling...Ch. 6 - Prob. 67ECh. 6 - Prob. 68ECh. 6 - Prob. 69ECh. 6 - In nuclear reactors, subatomic particles called...Ch. 6 - Prob. 71ECh. 6 - Pendulum 1 is made of a 1.50-m string with a small...Ch. 6 - Show that the fraction of kinetic energy lost in a...Ch. 6 - Prob. 74ECh. 6 - (a) Find the center of mass of the Earth–Moon...Ch. 6 - Find the center of mass of a system composed of...Ch. 6 - Rework Exercise 52, using the concept of the...Ch. 6 - A 3.0-kg rod of length 5.0 m has at opposite ends...Ch. 6 - Prob. 79ECh. 6 - Locate the center of mass of the system shown in...Ch. 6 - Prob. 81ECh. 6 - Prob. 82ECh. 6 - Three particles, each with a mass of 0.25 kg, are...Ch. 6 - Prob. 84ECh. 6 - You are traveling north and make a 90° right-hand...Ch. 6 - Prob. 86ECh. 6 - A young hockey player with a mass of 30.0 kg is...Ch. 6 - In a laboratory setup, two frictionless carts are...
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