An Object Initially at Rest Suddenly Explodes in Two Fragments $2.6 \mathrm {~kg}$

question 18

Multiple Choice

An object initially at rest suddenly explodes in two fragments of masses $2.6 \mathrm {~kg}$ and $3.3 \mathrm {~kg}$ that move in opposite directions. If the speed of the first fragment is $3.6 \mathrm {~m} / \mathrm { s } \text {, }$ find the internal energy of the explosion.

• A) 30 J
• B) 30 kJ
• C) 38 J
• D) 38 kJ

---

Definitions:

Problem

A situation, question, or matter that needs to be solved or resolved through thought, discussion, or action.

Analogy

A cognitive process of transferring information or meaning from a particular subject (the analogue or source) to another (the target), also a linguistic expression corresponding to such a process.

Similar Phenomena

Events or occurrences that share common attributes or patterns with others, allowing comparisons and analyses based on their resemblances.

Psychological Concepts

Ideas and theories that explain human behavior, emotions, and thought processes within the field of psychology.