Mechanical Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 4 (Q.No. 24)
24.
Two shafts 'A' and 'B' have the same material. The shaft 'A' is solid of diameter 100 mm. The shaft 'B' is hollow with outer diameter 100 mm and inner diameter 50 mm. The torque transmitted by shaft 'B' is __________ as that of shaft 'A'.
1/6
1/8
1/4
15/16
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 1 of 2.

Varma said:   6 years ago
16/15 is the correct one.
(3)

Joel said:   10 years ago
Torque transmitted by a solid shaft: (pie)/16*(tau)*D^3.

(Here D is given 100).

Torque transmitted by a hollow shaft: (pie)/16*(tau)*((D^4 - d^4))/D.

(Here D = outer diameter = 100; d = inner diameter = 50).

Solve the above and you will get 15/16.
(1)

Avtar said:   7 years ago
Answer should be 16/15.
(1)

Saurav said:   7 years ago
The correct Answer is 16/15.
(1)

Jitendra kumar yadav said:   5 years ago
The right answer is 16/15.
(1)

Julius said:   4 years ago
What's the value of τ?
(1)

Anand Singh said:   1 decade ago
Anyone solve this?

Anand said:   8 years ago
Good explanation. Thanks.

Ankush said:   7 years ago
Strength of shaft depends upon the section modulus of shaft i.e. π/16 d^3.
Put the values of dia and compare the results.

Pratiksha said:   7 years ago
What is the value of tau?


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