MCQ
3061. Ratio of cement and sand for plastering of beam column etc. is
1:3
1:4
1:6
1:7
3062. The point where curve ends is known as
point of tangent
vertex
point of curve
summit
3064. At the neutral axis of beam the shear stress is-
maximum
zero
minimum
infinity
3065. The ratio of liner stress to liner strain in called
modulus of elasticity
poison's ratio
modulus of rigidity
bulk modulus
3067. The force resisting motion-
obstruction
friction
repulsion
none of these
3068. Hard water means-
distilled water
chlorine& carbonate
dust particles
calcium & magnesium
3070. A beam of length L is loaded as w kg/m uniformly maximum bending moment is.....
wL²/4
wL²/10
wL²/8
wL²/10
3071. The neutral axis of a beam is subjected to- stress.
zero
maximum compressive
tensile
minimum tensile
3072. Two parallel side of a trapezium are a and b, it's height is h, it's CG from base is at
π(a+b) 3h
hb+2a 3 b+a
3b+a 8a+2b
2h b+2a 3 b+a
3073. Moment of inertia of a circular section is-
π d³ /38
πα³/64
πd²/77
πd²/128
3074. One metric ton cement contains is-
20 bags
30 bags
500 bags
250 bags
3075. Measure taken for prevention of dampness of a floor is.
R.C.C
D.P.C
Plaster
Lime concrete
3076. Casting material needed for a slab is 1250 cft. If amount of cement is 10% then cement required_
125bag
130bag
100bag
107 bag
3077. Lap length in compression shall not be les than
15 D
20 D
24D
30 D
3078. Strength in cube test in relation to to cylinder test is more by .
5%-10% (approx)
10%-15% (approx)
15%-20% (approx)
20%-30% (approx)
3079. . If 16 inch = 1 mile then RF will be
1/3960
1/1320
1/3690
1/2960
3080. A column that fails due to direct stress is called-
a. medium column
long column
short column
weak column