A Stationary 4-Kg Shell Explodes into Three Pieces

question 18

Multiple Choice

A stationary 4-kg shell explodes into three pieces. Two of the fragments have a mass of 1 kg each and move along the paths shown with a speed of 10 m/s. The third fragment moves upward as shown.
-What is the speed of the center of mass of this system after the explosion?

• A)zero m/s
• B)1 m/s
• C)3 m/s
• D)5 m/s
• E)7 m/s

---

Definitions:

Terminally Ill

A condition in which a patient has an illness that is expected to lead to death in a short period of time.

Time Management

The process of planning and exercising conscious control of time spent on specific activities, especially to increase effectiveness, efficiency, or productivity.

Time Inventory

A method or tool used to assess and analyze how individuals allocate their time among various activities, aiming to improve time management, efficiency, and productivity.

To-Do List

A list or compilation of tasks, activities, or items that need to be completed, usually organized by priority.