1
GATE ME 2016 Set 1
Numerical
+2
-0
A simply-supported beam of length $$3L$$ is subjected to the loading shown in the figure. GATE ME 2016 Set 1 Strength of Materials - Pure Bending Question 6 English

It is given that $$P = 1$$ $$N,$$ $$L = 1$$ $$m$$ and Young’s modulus $$E = 200$$ $$GP$$a. The cross-section is a square with dimension $$100$$ $$mm$$. The bending stress (in Pa) at the point A located at the top surface of the beam at a distance of $$1.5L$$ from the left end is _____________ .


(Indicate compressive stress by a negative sign and tensile stress by a positive sign).
Your input ____
2
GATE ME 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The spring constant of a helical compression spring DOES NOT depend on
A
coil diameter
B
material strength
C
number of active turns
D
wire diameter
3
GATE ME 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The cross sections of two hollow bars made of the same material are concentric circles as shown in the figure. It is given that 𝑟3 > 𝑟1 and 𝑟4 > 𝑟2 , and that the areas of the cross-sections are the same. J1 and J2 are the torsional rigidities of the bars on the left and right, respectively. The ratioJ2/J1 is GATE ME 2016 Set 1 Strength of Materials - Torsion Question 16 English
A
> 1
B
< 0.5
C
$$=$$ 1
D
between 0.5 and 1
4
GATE ME 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
A cantilever beam having square cross-section of side $$a$$ is subjected to an end load. If a is increases by $$19$$%, the tip deflection decreases approximately by
A
$$19$$%
B
$$29$$%
C
$$41$$%
D
$$50$$%
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