The 4.00 kg block in the figure is attached to a vertical rod by means of two strings. When the system rotates about the axis of the rod, the strings are extended as shown in figure and the tension in the upper string is 81.0 N. - 2.00 m 1.25 m 1.25 m 4.00 kg

The 4.00 kg block in the figure is attached to a vertical rod by means of two strings. When the system rotates about the axis of the rod, the strings are extended as shown in figure and the tension in the upper string is 81.0 N. - 2.00 m 1.25 m 1.25 m 4.00 kg

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter10: Fixed-axis Rotation

Section: Chapter Questions

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please answer everything super super fast as fast as possible

The 4.00 kg block in the figure is attached to a vertical rod by means of two strings. When the system rotates
about the axis of the rod, the strings are extended as shown in figure and the tension in the upper string is
81.0 N.
Part A
What is the tension in the lower cord?
T₁= 32.0 N
Correct
Part B
What is the speed of the block?
V =
2.00 m
15. ΑΣΦ
1.25 m
1.25 m
?
4.00 kg
m/s

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