A 4.00 kg block 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 1) and the tension in the upper string is 87.0 N.

A 4.00 kg block 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 1) and the tension in the upper string is 87.0 N.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter4: The Laws Of Motion

Section: Chapter Questions

Problem 77AP: The board sandwiched between two other boards in Figure P4.91 weighs 95.5 N. If the coefficient of...

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Question

What is the speed of the block?

A 4.00 kg block 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 1) and the tension in the upper
string is 87.0 N.
Figure
O 1 of 1
1.25 m
2.00 m
4.00 kg
1.25 m

Expert Solution

Step 1

Given

The mass of block, M = 4.0 kg

The tension in upper string is ,T1 = 87.0 N

Tension in lower string is ,T2

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