Mechanical Engineering - Engineering Mechanics - Discussion

Discussion Forum : Engineering Mechanics - Section 2 (Q.No. 22)
22.
A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is
5
10
20
40
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
18 comments Page 1 of 2.

Rakshit said:   10 months ago
The velocity ratio of pulley = 2D/D-d.

Kudrat sharma said:   5 years ago
MA = 2D/D-d
VR = 1/MA for 100 percent efficiency.

It has an error as it should ask for MA.

Prashant bhade said:   5 years ago
Thanks for the explanation.
(2)

Joshi said:   6 years ago
Thanks for explaining.
(2)

Ranjit Kumar Behera said:   8 years ago
VR=2D/D-d.
=2*100/100-80
=200/20
=10(Ans).
(3)

SUSHANTA KUMAR SAHOO said:   8 years ago
VR=2D/D-d.
VR=2*100/100-80,
VR=10.
(1)

Sharanagouda choudri said:   8 years ago
VR=2D/D-d.
=2*100/(100-80),
=200/20,
=10.

So, the answer is B.
(2)

Balachandra Padiyar said:   8 years ago
VR=2D/D-d.
=2*100/(100-80),
=200/20,
=10,
So, the answer is B.

MD AASIM KABIR said:   8 years ago
Thank you for all the given explanation.

Bhanu said:   8 years ago
Thank you for giving the explanation of the solution.


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