1. **Is the object a long cylinder?**
   - **Answer:** Yes
   - **Reasoning:** The images show an object with a cylindrical shape, characterized by a uniform circular cross-section along its length, which is typical of cylindrical objects.

2. **Is the cylinder hollow?**
   - **Answer:** Yes
   - **Reasoning:** All three images show an opening at one or both ends of the cylinder, indicating that it is hollow inside.

3. **Does the cylinder have a small inner radius?**
   - **Answer:** Unclear
   - **Reasoning:** The images do not provide a scale or comparison to determine the exact size of the inner radius. Without specific measurements or a reference, it is unclear whether the inner radius is small.