While standing on a frozen lake (µf = 0) you throw a rock with a mass of 2.25 kg at vb = 12.0 m/s. The distance between you and the rock when it lands is 15.2 m. If your mass is 32.5 kg and you take the initial height of the rock to be zero, at what angle did you throw the rock? Also, what is your velocity after throwing the rock?
While standing on a frozen lake (µf = 0) you throw a rock with a mass of 2.25 kg at vb = 12.0 m/s. The distance between you and the rock when it lands is 15.2 m. If your mass is 32.5 kg and you take the initial height of the rock to be zero, at what angle did you throw the rock? Also, what is your velocity after throwing the rock?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section6.3: Relative Velocity
Problem 27PP
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While standing on a frozen lake (µf = 0) you throw a rock with a mass of 2.25 kg at vb = 12.0 m/s. The
distance between you and the rock when it lands is 15.2 m. If your mass is 32.5 kg and you take the initial
height of the rock to be zero, at what angle did you throw the rock? Also, what is your velocity after throwing the rock?
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