Design of Reinforced Concrete structures (3160612) MCQs

MCQs of Building Layout and Design

Showing 81 to 90 out of 106 Questions
81.

An R.C.C. column is treated as long if its slenderness ratio is greater than

(a)

30

(b)

40

(c)

50

(d)

60

Answer:

Option (d)

82.

The allowable compression load on short axially loaded column is

(a)

0.45 fck Ac+0.87 fy Asc

(b)

0.40 fck Ac+0.67 fy Asc

(c)

0.336 fck Ac+0.87 fy Asc

(d)

1.050.45 fck Ac+0.87 fy Asc

Answer:

Option (b)

83.

The diameter of longitudinal bars of a column should never be less than

(a)

6 mm

(b)

8 mm

(c)

10 mm

(d)

12 mm

Answer:

Option (d)

84.

Axially loaded column shall be designed for minimum eccentricity of

(a)

10 mm

(b)

40 mm

(c)

20 mm

(d)

30 mm

Answer:

Option (c)

85.

The minimum eccentricity in column can be calculated as

(a)

L500+D20

(b)

L300+D20

(c)

L500+D30

(d)

L300+D30

Answer:

Option (c)

86.

Minimum and Maximum percentage of steel in R.C column as per IS-456 is

(a)

0.8% and 6%

(b)

0.6% and 8%

(c)

0.12% and 6%

(d)

0.15% and 8%

Answer:

Option (a)

87.

A column is designed as axially loaded, if minimum eccentricity is less than____times lateral dimension

(a)

0.1

(b)

0.05

(c)

0.5

(d)

0.01

Answer:

Option (b)

88.

Diameter of lateral ties shall not be less than

(a)

Diameter of largest longitudinal bar/4

(b)

6 mm

(c)

Diameter of smallest longitudinal bar/4

(d)

Both (A) and (B)

Answer:

Option (d)

89.

The use of lateral ties in column is

(a)

To keep maintain reinforcement in position

(b)

To take care of shear

(c)

To give confinement to concrete

(d)

All of above

Answer:

Option (d)

90.

An axially loaded column is of 300mm square in section. The effective length of column is 3m. What is the minimum eccentricity of axial load for the column?

(a)

0 mm

(b)

10 mm

(c)

16 mm

(d)

20 mm

Answer:

Option (d)

Showing 81 to 90 out of 106 Questions