C:-1.85
D:-4
Correct Answer:- Option-C

Question86:-The maximum shear stress for a rectangular section of width b and depth d subjected to shearing force F is
2८० (700)
8:-` (4)/(3)` ` (೧/(00)`
(:-2 (00)
D:-1.5 *(F)/(bd)*
Correct Answer:- Option-D

Question87:-The percentage reduction of total live load for first storey below the top most storey may be taken as
A:Nil
B:-20%
C:-30%
D:-10%
Correct Answer:- Option-D

Question88:-The strengthening of foundation of an existing building having shallow footings when a building with a deep
foundation has to be constructed adjoining to it

A:-Under pinning
B:-Shoring
C:-Pitting
D:-Raking
Correct Answer:- Option-A
Question89:-The uppermost or central voussoir of an arch is
A:-Jamb
B:-Soffit
C:-Key
D:-Impost
Correct Answer:- Option-C
Question90:-Vertical window which is built on a sloping surface of roof is
A:-Bay window
B:-Dormer window
C:-Gable window
D:-Clerestorey window
Correct Answer:- Option-B
Question91:-The king post and queen post of a truss roof is subjected to
A:-Compressive stress
B:-Transverse stress
C:-Tensile stress
D:-Either compressive or tensile
Correct Answer:- Option-C
Question92:-Carbonate and non-carbonate hardness can be removed by
A:-Lime
B:-Heating
C:-Lime and sodium carbonate
D:-Sodium Aluminate
Correct Answer:- Option-C
Question93:-The rate of filtration for slow sand filter is about’
A:-100-200 L/hr/*m*2*
B:-2000-4000 L/hr/* m*2>
C:-5-20 L/hr/*m*2*
0:-1-2 // ۰
Correct Answer:- Option-A
Question94:-Nalgonda technique is used for the removal of
A:-lron
B:-Sodium
C:-Potassium
D:-Fluoride
Correct Answer:- Option-D
Question95:-The amount of free residual chlorine in treated water should be