Concept explainers
The speed of the smaller fish before lunch.
Answer to Problem 7TS
The speed of the smaller fish is
Explanation of Solution
Given Info: The mass of the larger fish is
No external force is acting on both the fishes, so the momentum of both fishes will remains conserved.
Write the expression to calculate the speed of smaller fish before lunch.
Here,
Substitute
Conclusion:
Therefore, the speed of the smaller fish is
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