A rock, of mass 940-g rock is tied securely to the end of a string and whirled in a horizontal circle of radius 1.3-m. If the breaking strength of the string is 160 N, what's the minimum angle the string can make with the horizontal? Express your answer using two significant figures. View Available Hint(s) 03.3° Submit Previous Answers ✓ Correct Part B At this minimum angle, what's the rock's speed? Express your answer to two significant figures and include the appropriate units. View Available Hint(s) v=11.85 μA m S E ?

A rock, of mass 940-g rock is tied securely to the end of a string and whirled in a horizontal circle of radius 1.3-m. If the breaking strength of the string is 160 N, what's the minimum angle the string can make with the horizontal? Express your answer using two significant figures. View Available Hint(s) 03.3° Submit Previous Answers ✓ Correct Part B At this minimum angle, what's the rock's speed? Express your answer to two significant figures and include the appropriate units. View Available Hint(s) v=11.85 μA m S E ?

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

Chapter5: More Applications Of Newton’s Laws

Section: Chapter Questions

Problem 56P

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