Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than

Top bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of

A

0.1 L from the outer edge of column

B

0.1 L from the centre edge of column

C

Half the distance of projection

D

One-fourth the distance of projection

If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is

A

$${\text{D}} = \frac{{{\text{W}}\left( {{\text{a}} - {\text{b}}} \right)}}{{4{{\text{a}}^2}{\text{bq}}}}$$

B

$${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{4{{\text{a}}^2}{\text{bq}}}}$$

C

$${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{8{{\text{a}}^2}{\text{bq}}}}$$

D

$${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{4{\text{abq}}}}$$

কাগজের ভার হিসাবে ব্যবহৃত একটি পুরু কাচ (প্রতিসরাঙ্ক 1.5) খন্ডের উপর থেকে খাড়া নীচের দিকে তাকালে কাগজের উপর একটি দাগ কাচের উপর প্রান্ত থেকে 6 cm নীচে দেখা যায়। কাচ খন্ডতির পুরুত্ব কত? (When you look downward from the top of a thick glass (refractive index 1.5) slab used as a paper weight, a mark on the paper is seen 6 cm below from the top of the slab. What is the thickness of the glass slab?)

A

4 cm

B

6 cm

C

9 cm

D

12 cm

কাগজের ভার হিসাবে ব্যবহৃত একটি পুরু কাচ (প্রতিসরাঙ্ক 1.5) খণ্ডের উপর থেকে খাড়া নীচের দিকে তাকালে কাগজের উপর একটি দাগ কাচের উপর প্রান্ত থেকে 6 cm নীচে দেখা যায়। কাচ খন্ডটির পুরুত্ব কত? (When you look downward from the top of a thick glass (refractive index 1.5) slab used as a paper weight, a mark on the paper is seen 6 cm below from the top of the slab. What is the thickness of the glass slab?)

A

4 cm

B

6 cm

C

9 cm

D

12 cm

In working stress design, permissible bond stress in the case of deformed bars is more than that in plain bars by

A

10%

B

20%

C

30%

D

40%

If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.

A

40%

B

50%

C

60%

D

70%

An R.C.C. roof slab is designed as a two way slab if

A

It supports live loads in both directions

B

The ratio of spans in two directions is less than 2

C

The slab is continuous over two supports

D

The slab is discontinuous at edges

If ‘W’ is the load on a circular slab of radius ‘R’, the maximum radial moment at the centre of the slab, is

A

$$\frac{{{\text{W}}{{\text{R}}^2}}}{{16}}$$

B

$$\frac{{2{\text{W}}{{\text{R}}^2}}}{{16}}$$

C

$$\frac{{3{\text{W}}{{\text{R}}^2}}}{{16}}$$

D

$$\frac{{5{\text{W}}{{\text{R}}^2}}}{{16}}$$

If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is

A

$$\frac{{{\text{W}}{{\text{R}}^2}}}{{16}}$$

B

$$\frac{{2{\text{W}}{{\text{R}}^2}}}{{16}}$$

C

$$\frac{{3{\text{W}}{{\text{R}}^2}}}{{16}}$$

D

Zero

If the maximum bending moment of a simply supported slab is M Kg.cm, the effective depth of the slab is (where Q is M.R. factor)

A

$$\frac{{\text{M}}}{{100{\text{Q}}}}$$

B

$$\frac{{\text{M}}}{{10\sqrt {\text{Q}} }}$$

C

$$\sqrt {\frac{{\text{M}}}{{\text{Q}}}} $$

D

$$\sqrt {\frac{{\text{M}}}{{100{\text{Q}}}}} $$

Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than

Related Questions