Find the velocity of the CoM of the System

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    21-Mar-2016

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Find the velocity of the CoM of the System. V= 3 m/s. V= 0. A 3kg ball moves at 3 m/s towards a 1 kg ball at rest that is 100 meters away. 3 kg. Xcm. 1. Vcm = mv / m = {3kg x 3 /s + 0} / 4 kg = 2.25 m/s. Find the velocity of the CoM of the System. V= 3 m/s. V= 0. - PowerPoint PPT Presentation

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Find the velocity of the CoM of the System

Find the velocity of the CoM of the SystemA 3kg ball moves at 3 m/s towards a 1 kg ball at rest that is 100 meters away3 kg1V= 3 m/sV= 0Vcm = mv/m = {3kg x 3 /s + 0} / 4 kg = 2.25 m/sXcmFind the velocity of the CoM of the SystemA 3kg ball moves at 3 m/s towards a 3 kg ball at rest3 kg3 kgV= 3 m/sV= 0Vcm = mv/m = {3kg x 3 /s + 0} / 6 kg = 1.33 m/sXcmFind the velocity of the CoM of the SystemTwo 3kg ball move toward each other at 3 m/s3 kg3 kgV= 3 m/sV= 3m/sVcm = mv/m = {3kg x 3 m/s - 3kg x 3m/s } / 6 kg = 0 m/sXcmFind the velocity of the CoM of the SystemTwo 3kg ball move in the same direction at 3 m/s3 kg3 kgV= 3 m/sV= 3m/sVcm = mv/m = {3kg x 3 m/s + 3kg x 3m/s } / 6 kg = 3 m/sXcmFind the momentum of the CoM of the SystemA 3kg ball moves at 3 m/s towards a 1 kg ball at rest that is 10 meters away3 kg1V= 3 m/sV= 0Pcm = MVcm Vcm = mv/m = {3kg x 3 /s + 0} / 4 kg = 2.25 m/sPcm = 4 kg x 2.25 m/s = 9 kg m/sXcmFind the momentum of the CoM of the SystemA 3kg ball moves at 3 m/s towards a 3 kg ball at rest3 kg3 kgV= 3 m/sV= 0Vcm = mv/m = {3kg x 3 /s + 0} / 6 kg = 1.33 m/sPcm = MVcm Pcm = 6kg x 1.33 m/s = 8 kg m/sXcmFind the momentum of the CoM of the SystemTwo 3kg ball move toward each other at 3 m/s3 kg3 kgV= 3 m/sV= 3m/sVcm = mv/m = {3kg x 3 m/s - 3kg x 3m/s } / 6 kg = 0 m/sPcm = MVcm Pcm = 6kg Vcm = 0 XcmFind the momentum of the CoM of the SystemTwo 3kg ball move in the same direction at 3 m/s3 kg3 kgV= 3 m/sV= 3m/sVcm = mv/m = {3kg x 3 m/s + 3kg x 3m/s } / 6 kg = 3 m/sPcm = MVcm Pcm = 6kg x 3 m/s = 18 kg m/s Xcm

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