Question

A wheel has a radius of 9 centimeters and an axle radius of 3 centimeters. The IMA of the system is ___?

9
0.33
3
27

Answer 1

Answer is C.

Step-by-step explanation:

To calculate the IMA for a wheel and axle, find the ratio of the larger radius to the smaller radius:

IMA = R/r

IMA = 9/3

IMA = 3