61. Out of the
following mild steel section ,the most economical section is
(A) I section (B)
circular section
(C) rectangular section (D)
channel section
Answer: A
62. The shear
stress on the principal plane is
(A) maximum (B) minimum
(C) zero (D)
intermediate
Answer: C
63. If the number
of members provided is more than the requirement,then the frame will be
classified as
(A) perfect frame (B)
redundant frame
(C) deficient frame Portal frame (D)
Portal frame
Answer: B
64. The most
suitable reason to adopt hollow circular section in place of solid circular
shaft Is
(A) weight per unit length is less
(B) more strength for same weight per unit length
(C) easy to manufacture
(D) easy to transport
Answer: B
65. The back sight
reading on a BM(200m) was 2.650m.If the inverted staff reading to the bottom of
a cantilever porch slab is 0.350m,the RL of the bottom of the slab is
(A) 202.300 (B) 203.000
(C) 2.3000 (D) 3.000
Answer: B
66. A survey in which
horizontal and vertical locations are fixed by linear and angular measurements
is known as
(A) geodetic survey (B)
cadastral survey
(C) city survey (D)
Topographical survey
Answer: D
67. The survey in
which the curvature of earth is ignored is called
(A) Plane survey (B)
geodetic survey
(C) geological survey (D)
aerial survey
Answer: A
68. As per Indian
Standard ,the length of one link in 30m chain should be
(A) 0.20m (B) 0.30m
(C) 0.40m (D) 0.15m
Answer: A
69. The error in
measured length due to sag of chain or tape is known as
(A) positive error (B)
negative error
(C) compensating error (D)
instrumental error
Answer: A
70. The base line
is measured with
(A) metallic tape (B) steel
tape
(C) Invar tape (D) Chain
Answer: D
71. If the fore
bearing of a line AB is observed to be 12°24’ ,the back bearing of line AB
should be
(A) 77°36’ (B) 97°36’
(C) 167°36’ (D) 192°24’
Answer: D
72. At magnetic
poles, the dip of magnetic needle is
(A) 0 degree (B) 45 degree
(C) 90 degree (D) 120 degree
Answer: C
73. In levelling
the error due to refraction is
(A) additive (B) subtractive
(C) compensating (D) progressive
Answer: C
74. Closed
contours with higher values inside represents
(A) depression (B) Hill
(C) Plane surface (D) pond
Answer: B
75. When the
bubble of the level tube of a level is central
(A) line of sight is horizontal
(B) line of collimation is horizontal
(C) axis of the telescope is horizontal
(D) Geometrical axis of the telescope is horizontal
Answer: A
76. The process of
turning the telescope about the vertical axis in a horizontal plane is known as
(A) Reversing (B) transiting
(C) plunging (D) swinging
Answer: D
77. The hinged end
of a propped cantilever of span L settles by an amount δ, then the rotation of
the hinged end will be
(A) δ/L (B) 2δ/L
(C) 3δ/2L (D) 4 δ/3L
Answer: C
78. Two beams
carrying identical loads, simply supported, are having same depth but beam A
has double the width as compared that of beam B. The ratio of the strength of
beam A to that of beam B is
(A) 1/2 (B) 1/4
(C) 2 (D) 4
Answer: C
79. Defection can be
controlled by using the appropriate
(A) aspect ratio (B) modular
ratio
(C) span/depth ratio (D) water
cement ratio
Answer: C
80. In a
load-balanced prestressed concrete beam under self load ,the cross-section is
subjected to
(A) axial stress (B)
bending stress
(C) axial and bending stress (D) axial
and shear stress
Answer: D
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