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Solving MCQ Total Energy: Question 8 - Guide & Key

Thread starter **Mariam**
Start date Jan 11, 2016
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Dynamics Energy Total energy

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**Mariam**

Thread starter
Jan 11, 2016

#1

Homework Statement

Question 8 how do we solve it?

Homework Equations

The Attempt at a Solution

I thought it was B but i don't have a key or any guide. This book was used and the answer written by the previous book user was C. Why?

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HallsofIvy

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Jan 11, 2016

#2

"Total energy" is "potential energy plus kinetic energy" so "b" is correct. I don't know of any quantity that is the ratio of energies.

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