Question

If a tire has diameter of 18 in and rolling radius of 6 in then, what will be the approximate value of stroke of the tire?

(a) 3 in

(b) 4 in

(c) 5 in

(d) 8 in

I got this question in examination.

This intriguing question comes from Landing Gear topic in division Landing Gear and Subsystems of Aircraft Design

Answer 1

The correct option is (a) 3 in

The explanation: Stroke = (diameter/2) – rolling radius

= (18/2) – 6

= 9 – 6 = 3 in.