Fundamentals of Machine Design (3141907) MCQs

MCQs of Beams and Columns

Showing 11 to 20 out of 28 Questions
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11.
The value of equivalent length is taken to be half of the actual length of a column with one end fixed and the other end free.
(a) Agree
(b) Disagree
Answer:

Option (b)

12.
The values of equivalent length (L) and actual length (l) of a column for both ends hinged is the same
(a) Yes
(b) No
Answer:

Option (a)

13.
Compression members always tend to buckle in the direction of the
(a) axis of load
(b) perpendicular to the axis of load
(c) minimum cross-section
(d) the least radius of gyration
Answer:

Option (d)

14.
Euler’s formula holds good only for
(a) short column
(b) long column
(c) strut column
(d) any of the above
Answer:

Option (b)

15.
According to Euler's column theory, the crippling load for a column length (l) hinged at both ends, is
(a) π2EIl2
(b) π2EI4l2
(c) 4π2EIl2
(d) 2π2EIl2
Answer:

Option (a)

16.
In order to know whether a column is long or short, we must know its slenderness ratio.
(a) True
(b) False
Answer:

Option (a)

17.
If the slenderness ratio for a column is 100, then it is said to be a __________ column.
(a) long
(b) medium
(c) short
(d) none of the these
Answer:

Option (a)

18.
A machine part subjected to __________ is called a strut.
(a) an axial tensile force
(b) an axial compressive force
(c) a tangential force
(d) any one of these
Answer:

Option (b)

19.
A connecting rod is designed as a
(a) long column
(b) short column
(c) strut
(d) all of these
Answer:

Option (c)

20.
A connecting rod should be
(a) strong in buckling about X-axis
(b) strong in buckling about Y-axis
(c) equally strong in buckling about X-axis and Y-axis
(d) any one of the above
Answer:

Option (c)

Showing 11 to 20 out of 28 Questions
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