If T is the actual number of teeth on a helical gear and is the helix angle for the teeth, the formative number of teeth is written as

If T is the actual number of teeth on a helical gear and is the heli

1.	If T is the actual number of teeth on a helical gear and is the helix angle for the teeth, the formative number of teeth is written as
A.	T sec<sup>3</sup>
B.	T sec<sup>2</sup>
C.	T/sec<sup>3</sup>
D.	T cosec
Answer» B. T sec<sup>2</sup>