An Ideal Spring Stretches by 21

question 106

Multiple Choice

An ideal spring stretches by 21.0 cm when a 135-N object is hung from it. If instead you hang a fish from this spring, what is the weight of a fish that would stretch the spring by 31.0 cm?

• A) 199 N
• B) 145 N
• C) 91 N
• D) 279 N

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Definitions:

Stopping Case

A condition used to terminate a recursive function, preventing it from running indefinitely.

Binary Search Algorithm

An efficient algorithm for finding an item from a sorted list of items, working by repeatedly dividing in half the portion of the list that could contain the item.

Base Case

The condition that allows a recursive algorithm to stop, ensuring that the recursion doesn’t continue indefinitely.

Recursive Method

A method in programming that calls itself in order to solve a problem by breaking it down into smaller, more manageable parts.