When a bullet is fired into a sand bank, its retardation is assumed equal to the square root of its velocity on entering. For how long will it travel if its velocity on entering the sand bank is 144 ft /sec?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter3: Motion In Two Dimensions
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ELEMENTARY APPLICATION OF DE/LINEAR DE OF ORDER, n, Case 1 and 2

When a bullet is fired into a sand bank, its retardation is assumed
equal to the square root of its velocity on entering. For how long will
it travel if its velocity on entering the sand bank is 144 ft /sec?
Transcribed Image Text:When a bullet is fired into a sand bank, its retardation is assumed equal to the square root of its velocity on entering. For how long will it travel if its velocity on entering the sand bank is 144 ft /sec?
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