Four balls each of mass m and radius r are suspended as shown in the figure. The angle 0 = 20°. a) What is the angle between the vertical and the string supporting ball 1? b) What are the tensions in the strings supporting balls 1 and 2? c) What are the normal forces between balls 1 and 2 and between balls 2 and 3?

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Four balls each of mass m and radius r are suspended as shown in the figure. The angle theta equals twenty degrees. A) What is the angle between the vertical and the string supporting ball 1? B) What are the tensions in the strings supporting balls 1 and 2? C) What are the normal forces between balls 1 and 2 and between balls 2 and 3
The following content is designed to appear on an educational website, focusing on a physics problem involving suspended balls:

---

**Problem Description:**

Four balls, each with a mass \( m \) and radius \( r \), are suspended as shown in the figure. The angle \( \theta \) is given as 20°.

**Questions:**

a) What is the angle between the vertical and the string supporting ball 1?

b) What are the tensions in the strings supporting balls 1 and 2?

c) What are the normal forces between balls 1 and 2, and between balls 2 and 3?

**Diagram Explanation:**

The diagram depicts four equally spaced balls labeled 1 through 4. The balls are hanging and appear to be in contact with each other at their sides. String suspensions are seen at an angle \( \theta \), noted as 20°, with an indicated direction towards the vertical line for the string supporting ball 2. The symmetry implies equal angles and considerations for forces acting between the balls and their supporting strings.
Transcribed Image Text:The following content is designed to appear on an educational website, focusing on a physics problem involving suspended balls: --- **Problem Description:** Four balls, each with a mass \( m \) and radius \( r \), are suspended as shown in the figure. The angle \( \theta \) is given as 20°. **Questions:** a) What is the angle between the vertical and the string supporting ball 1? b) What are the tensions in the strings supporting balls 1 and 2? c) What are the normal forces between balls 1 and 2, and between balls 2 and 3? **Diagram Explanation:** The diagram depicts four equally spaced balls labeled 1 through 4. The balls are hanging and appear to be in contact with each other at their sides. String suspensions are seen at an angle \( \theta \), noted as 20°, with an indicated direction towards the vertical line for the string supporting ball 2. The symmetry implies equal angles and considerations for forces acting between the balls and their supporting strings.
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