Civil Engineering - Steel Structure Design - Discussion

Discussion Forum : Steel Structure Design - Section 1 (Q.No. 30)
30.
If the unsupported length of a stanchion is 4 metres and least radius of gyration of its cross-section is 5, the slenderness ratio of the stanchion, is
60
70
80
90
100
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 1 of 2.

Sreekutty said:   2 years ago
Slenderness ratio = L/r.
= 4m/5cm = 400cm/5cm.
= 80cm.
(1)

@Munni said:   4 years ago
No, your formula is not correct @Dinesh.

As it should be.

Slenderness ratio=Eff Length/Least r.

Jiyau Rahman Ansari said:   4 years ago
Thank you for your explanation @Dinesh @Laxman.

Dinesh said:   6 years ago
Slenderness ratio = r/L.

So, 5/4 -> 5*100=500 & 4 m*1000=4000 mm,
Then, 500/4000 = 1/8.
= 1/8 Means 80 as it is the ratio..

Vatsyayan said:   7 years ago
It seems the gyration radius should be in the unit of cm r=50mm You are correct @Laxman.

Laxman said:   8 years ago
4 * 100 = 4000mm, 5cm = 500,4000/500 = 80.
(1)

Pragyan said:   9 years ago
As per formula, Slenderness ratio = r/l.

So how the answer is 80?
(1)

Shubham Agrawal said:   9 years ago
As per the option, the only possible conversion is from 4m = 400cm.

Durga said:   9 years ago
Yes. How to convert?

Priyanka o said:   9 years ago
Yes. How to convert centimeters?


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