1
GATE CE 2010
MCQ (Single Correct Answer)
+2
-0.6
Two people weighing W each are sitting on a plank of length $$L$$ floating on water at $$L/4$$ from either end. Neglecting the weight of the plank, the bending moment at the center of the plank is
A
$${{WL} \over 8}$$
B
$${{WL} \over {16}}$$
C
$${{WL} \over {32}}$$
D
zero
2
GATE CE 2010
MCQ (Single Correct Answer)
+2
-0.6
In the cantilever beam $$PQR$$ shown in figure below, the segment $$PQ$$ has flexural $$EI$$ and the segment $$QR$$ has infinite flexural rigidity GATE CE 2010 Strength of Materials Or Solid Mechanics - Deflection of Beams Question 9 English

The deflection and slope of the beam at $$'Q'$$ are respectively

A
$${{5W{L^3}} \over {6EI}}$$ and $${{3W{L^2}} \over {2EI}}$$
B
$${{W{L^3}} \over {6EI}}$$ and $${{W{L^2}} \over {2EI}}$$
C
$${{W{L^3}} \over {2EI}}$$ and $${{W{L^2}} \over {EI}}$$
D
$${{W{L^3}} \over {3EI}}$$ and $${{3W{L^2}} \over {2EI}}$$
3
GATE CE 2010
MCQ (Single Correct Answer)
+1
-0.3
The effective length of a column of length $$L$$ fixed against rotation and translation at one end is
A
$$0.5$$ $$L$$
B
$$0.7$$ $$L$$
C
$$1.414$$ $$L$$
D
$$2$$ $$L$$
4
GATE CE 2010
MCQ (Single Correct Answer)
+1
-0.3
The number of independent elastic constants for a linear elastic isotropic and homogeneous material is
A
4
B
3
C
2
D
1