1
MCQ (Single Correct Answer)

GATE CE 2007

The plastic collapse load $${{W_P}}$$ for the propped cantilever supporting two point loads as shown in the figure in terms of plastic moment capacity, $${{M_P}}$$ is given by
A
$${{3{M_P}} \over L}$$
B
$${{4{M_P}} \over L}$$
C
$${{5{M_P}} \over L}$$
D
$${{6{M_P}} \over L}$$
2
MCQ (Single Correct Answer)

GATE CE 2006

When the triangular section of a beam as shown below becomes a plastic hinge, the compressive force acting on the section (with $${\sigma _y}$$ denoting the yield stress) becomes
A
$${{bh{\sigma _y}} \over 4}$$
B
$${{2bh{\sigma _y}} \over 9}$$
C
$${{bh{\sigma _y}} \over 2}$$
D
$${{bh{\sigma _y}} \over 3}$$
3
MCQ (Single Correct Answer)

GATE CE 2005

A cantilever beam of length $$l,$$ width $$b$$ and depth $$d$$ is loaded with a concentrated vertical load at the tip. If yielding starts at a load $$P,$$ the collapse load shall be
A
$$2.0$$ $$P$$
B
$$1.5$$ $$P$$
C
$$1.2$$ $$P$$
D
$$P$$
4
MCQ (Single Correct Answer)

GATE CE 2003

A steel portal frame has dimensions, plastic moment capacitance and applied loads as shown in the figure. The vertical load is always twice of the horizontal load. The collapse load $$P$$ required for the development of a beam mechanism is
A
$$3{M_P}/L$$
B
$$4{M_P}/L$$
C
$$6{M_P}/L$$
D
$$8{M_P}/L$$

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