Determine the length of wire in feet in a coil of 65 turns if the average diameter of the coil is 27.20 inches.

Ava-May Nelson

Ava-May Nelson

Answered question

2020-12-02

Determine the length of wire in feet in a coil of 65 turns if the average diameter of the coil is 27.20 inches.

Answer & Explanation

faldduE

faldduE

Skilled2020-12-03Added 109 answers

Use the circumference formula with diameter d:
C=πd
There are 65 turns so we consider 65 times the circumference:
65×π(27.20)=1768π inches
We need the answer in feet. Recall that 1 foot = 12 inches so:
1768π inches×1ft/12in.=(442π/3)ft462.86ft.

Jeffrey Jordon

Jeffrey Jordon

Expert2021-08-11Added 2605 answers

Answered on video below

Do you have a similar question?

Recalculate according to your conditions!

New Questions in High school geometry

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?