Mechanical Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 1 (Q.No. 37)
37.
A composite shaft consisting of two stepped portions having spring constants k1 and k2 is held between two rigid supports at the ends. Its equivalent spring constant is
k1+k2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
29 comments Page 1 of 3.

Parth said:   5 years ago
Here it is composite shaft so answer is k1+k3.
(1)

Suresh Kumar said:   9 years ago
These springs are having series connection so the answer must be k1k2/k1+k2.
(1)

Bhurmal bamne said:   10 years ago
They are parallel connections.

Shiva Shukla said:   4 years ago
Option D is correct.

Composite shaft means Parallel working.

Shivaprasad said:   7 years ago
The Correct answer is D. Because it acts as a parallel shaft.

Sambhu jana said:   9 years ago
I think it is k1k2/(k1+k2).

Chandra prakash said:   9 years ago
For series = k1k2/k1+k2.
For parallel = k1 + k2.

But the case is not mentioned in question.

Gaurav1995 said:   9 years ago
It is the case of parallel connection. So k1+k2.

Tiru said:   9 years ago
It is K1 + k2.

Md Ali said:   9 years ago
It means is a parallel case.

Ans is k1+k2.


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