1
GATE CE 1991
MCQ (Single Correct Answer)
+1
-0.3
A cantilever beam of tubular section consists of 2 materials copper as outer cylinder and steel as inner cylinder. It is subjected to a temperature rise of $$20^\circ C$$ and $$\alpha_{copper}\;>\;\alpha_{steel}$$ the stresses developed in the tubes will be
A
compression in steel and tension in copper.
B
compression in copper and tension in steel.
C
No stress in both.
D
Tension in both the materials.
2
GATE CE 1991
MCQ (Single Correct Answer)
+1
-0.3
In a linear elastic structural element
A
Stiffness is directly proportional to flexibility
B
Stiffness is inversely proportional to flexibility
C
Stiffness is equal to flexibility
D
Stiffness and flexibility are not related
3
GATE CE 1991
MCQ (Single Correct Answer)
+1
-0.3
Number of independent displacement modes (sway mechanisms) for the given frame with the load shown there in are GATE CE 1991 Structural Analysis - Plastic Analysis Question 15 English
A
$$4$$
B
$$1$$
C
$$3$$
D
$$2$$
4
GATE CE 1991
MCQ (Single Correct Answer)
+2
-0.6
If the design speed is 80kmph, perception reaction time is 3sec and coefficient of friction is 0.5, then the SSD is ________.
A
61.3 m
B
117 m
C
85.5 m
D
171 m
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