Multiple choice Module of gear is _______ $\frac{D}{T}$ $\frac{T}{D}$ $D.T$ $\frac{D}{T^2}$ Reveal answer Fill a bubble to check yourself A Correct answer Explanation The module (m) of a gear is defined as the ratio of the pitch circle diameter (D) to the number of teeth (T). It is a standard parameter in gear design.