Mechanical Engineering - Engineering Mechanics - Discussion

Discussion Forum : Engineering Mechanics - Section 4 (Q.No. 37)
37.
The velocity ratio of a first system of pulleys with 4 pulleys is
4
8
16
20
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Manikanta ghosh said:   1 decade ago
1st system pulley V.R = 2^n.
2nd system pulley V.R = n.
3rd system pulley V.R = 2^n-1.
(1)

Md. Rashedul Islam said:   1 decade ago
Velocity ratio of first system=2^n.

Where n is the no.of pulley.

So. 2^4=16.

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