CIVIL ENGINEERING MULTIPLE CHOICE QUESTION ANSWERS

1. The volume of one bag of cement weighing 50 kg is
 (1) 0.05 m3
 (2) 0.0245 m3
 (3) 0.0345 m3
 (4) 0.0445 m3
Answer: (3) 0.0345 m3

2. Linseed oil in paint is used as a
 (1) Thinner
 (2) Pigment
 (3) Vehicle
 (4) Base
Answer:  (3) Vehicle

3. Fine aggregates are those which pass and retain on these IS sieves respectively. Their sizes are
 (1) 6 mm & 75 μ
 (2) 4.75 mm & 75 μ
 (3) 75 μ & 4.75 mm

 (4) 10 mm & 4.75 mm
Answer:  (2) 4.75 mm & 75 μ

4. If the temperature of rod of length L is increased by T °C, whose coefficient of linear expansion is α
and Young’s modulus E then free expansion of the rod due to increase in temperature is given by
(1) αTEL
(2) αTL
(3) αTE
(4) αTE2L
Answer:  (2) αTL

5. The simple bending equation is given by
 (1) (M/I) = (y/f) = (E/R)
 (2) (M/I) = (f/y) = (E/R)
 (3) (M/I) = (f/y) = (R/E)
 (4) (I/M) = (f/y) = (E/R)
Answer:  (2) (M/I) = (f/y) = (E/R)

6. Euler’s critical load of a column whose effective length L is given by
(1) (ΠEI/L2)
(2) (Π2EI/L2)
(3) (ΠEI2/L2)
(4) (ΠE2 I/L2 )
Answer: (2) (Π2EI/L2)

7. The process of finishing the joints with mortar of rich mix in brick and stone masonry is called
 (1) facing
 (2) pointing
 (3) plastering
 (4) guniting
Answer:  (2) pointing

8. The stone masonry adopted in construction of architectural importance which gives smooth appearance is
 (1) Ashlar masonry
 (2) Coursed rubble masonry
 (3) Uncoursed rubble masonry
 (4) Random rubble masonry
Answer:  (1) Ashlar masonry

9. The lean-to-roof is suitable for a maximum span of
(1) 3 m
(2) 2.5 m
(3) 3.5 m
(4) 4 m
Answer:(2) 2.5 m

10. A window projecting outward from the walls of a room is termed as
 (1) Dormer window
 (2) Louvered window
 (3) Bay window
 (4) Skylight
Answer:  (3) Bay window

11. The most suitable door for an entrance to an air-conditioned room is
 (1) Revolving door
 (2) Collapsible door
 (3) Louvered door
 (4) Sliding door
Answer:  (1) Revolving door

12. The tapering steps which are provided to change the direction of a stair is
 (1) Landing
 (2) Spiral steps
 (3) Winders
 (4) Going
Answer:  (3) Winders