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Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 3 (Q.No. 48)
Machine Design
48.
When the speed of belt increases,
the coefficient of friction between the belt and pulley increases
the coefficient of friction between the belt and pulley decreases
the power transmitted will decrease
the power transmitted will increase
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
18 comments Page 2 of 2.
Manoj said:   1 decade ago
p = (T1-T2)*v.
So if speed increases, power transmitted should also increase.
JAGABANDHU said:   5 years ago
@Nisar. Centrifugal tension doesn't have any effect on power transmission.
VENKATESH said:   10 years ago
No, Power = (Torque x Velocity)/33000 hp.

Hence 'C' is correct.
Sampad bera said:   9 years ago
I think correct answer will be D, because p = (t1 - t2) * v.
Sampad bera said:   9 years ago
I think correct answer will be D, because p = (t1 - t2) * v.
Vinay BEL said:   5 years ago
It first increases reaches a maximum and then decreases.
(1)
Gaurav said:   1 decade ago
Power = Torque*w.

Correct answer is D.
Nomaan ahmad khan said:   8 years ago
Yes, the Answer is d.
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