Civil Engineering - GATE Exam Questions - Discussion
Discussion Forum : GATE Exam Questions - Section 3 (Q.No. 8)
8.
The superelevation needed for a vehicle travelling at a speed of 60 kmph on a curve of radius 128 m on a surface with a coefficient of friction of 0.15 is :
Discussion:
10 comments Page 1 of 1.
Morphi said:
7 years ago
@ Ritesh Kumar:
The super elevation "needed" is asked, so the answer is 0.071.
However, the super elevation "provided" will be 0.07, as we can't exceed the limit prescribed by IRC.
The super elevation "needed" is asked, so the answer is 0.071.
However, the super elevation "provided" will be 0.07, as we can't exceed the limit prescribed by IRC.
Parwinder said:
1 decade ago
e+f = v^2/127r.
e+0.15 = 60^2/127*128.
e = 0.71.
e+0.15 = 60^2/127*128.
e = 0.71.
Ritesh kumar said:
8 years ago
But you cannot exceed the limit for e=0.07?
Mayuri said:
10 years ago
But it comes 0.071, can any one explain?
Rakesh kumar said:
9 years ago
Yes, the answer is 0.071 only. I agree.
Ravi said:
3 years ago
I think the answer should be in mm.
Ambadas said:
9 years ago
Yes, the answer must be 0.071.
SUMAN SAURABH said:
4 years ago
0.22145 - 0.15 = 0.0714.
Vinay singh said:
8 years ago
Answer is 0.0714.
Uttu said:
7 years ago
It is 0.071456.
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