67. The radius vector of a material point changes with

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Uploaded: 13.08.2015
Content: fiz046_67.doc (47,5 kB)

Description

67. The radius vector of a material point changes with time according to the law r = t3i + 3t2j, where i, j - the unit vectors x and y axes. Determine at time t = 1: 1) unit rate; 2) acceleration module.

Additional information

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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