Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 3 (Q.No. 15)
15.
The velocity factor for carefully cut gears operating at velocities upto __________ is equal to 4.5/4.5 + v.
10 m/s
12.5 m/s
15 m/s
20 m/s
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Navya said:   6 years ago
4.5/4.5+ v for careful cutting of gear and it's velocity up to 12.5 m/s.
6/6+v for accurate and velocity 20 m/s 0.75/0.75+v for precision and velocity up to 20 m/s (0.75/1+v )+ 0.25 for non metal gears.

Dilip said:   8 years ago
How it is 12.5?

@purv said:   9 years ago
How to solve it? Please explain.

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