Question

the velocity ratio of worm and worm wheel is​

Answer 1

Answer:

20:1

Given a single start worm, a 20 tooth worm wheel reduces the speed by the ratio of 20:1. With spur gears, a gear of 12 teeth must match with a 240 tooth gear to achieve the same 20:1 ratio.

Answer 2

Answer:

20:1 is the answer ♥️♥️♥️

Explanation:

♥️Given a single start worm, a 20 tooth worm wheel reduces the speed by the ratio of 20:1. With spur gears, a gear of 12 teeth must match with a 240 tooth gear to achieve the same 20:1 ratio.♥️

its SSR♥️