Engineering
Engineering MCQs With Answers
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The reciprocal levelling method eliminates errors due to which of the following factors?
ACollimation error only
BCurvature and refraction errors only
CBoth collimation error and combined curvature/refraction errors
DPersonal reading errors of surveyor
The maximum shear stress in a solid circular shaft of diameter ‘d’ subjected to a twisting moment ‘T’ is given by:
A16 T / (pi * d^3)
B32 T / (pi * d^3)
C64 T / (pi * d^4)
D8 T / (pi * d^3)
A beam of uniform strength has a cross-section designed such that maximum bending stress developed is:
AZero throughout the length
BMaximum at midspan and zero at supports
CConstant at all sections along the span
DProportional to shear force
What is the relation between Young’s Modulus (E), Bulk Modulus (K), and Poisson’s Ratio (nu)?
AE = 3K (1 - 2 nu)
BE = 2K (1 + nu)
CE = 9K / (1 + 2 nu)
DE = 3K (1 + 2 nu)
The ratio of maximum bending stress to maximum shear stress for a rectangular cantilever beam of depth ‘d’ loaded with a point load at free end is:
AL / d
B2L / d
C4L / d
D6L / d
In brick masonry, a brick laid with its breadth parallel to the face of the wall is called a:
AStretcher
BHeader
CCloser
DBat
The workability of concrete measured by the slump test for heavy mass concrete construction should ideally range between:
A0 to 25 mm
B25 to 50 mm
C75 to 100 mm
D100 to 150 mm
According to IS 456, the clear cover to main reinforcement bars in a concrete column should not be less than:
A15 mm
B25 mm
C40 mm
D50 mm
The compressive strength of standard 150 mm concrete cubes is evaluated after how many days of standard curing?
A7 days
B14 days
C28 days
D56 days
Which type of cement is recommended for underwater concreting or marine construction where early strength gain is essential?
ALow Heat Portland Cement
BRapid Hardening Cement
CSulphate Resisting Cement
DHigh Alumina Cement