# Practice Test: Question Set - 03

**1. Pick up the correct statement from the following:**

- (A) Net
sectional area of a tension member is its gross area less deductions for holes

- (B) Gross
diameter of river hole is 1.5 mm in excess of its normal diameter if it is
greater than 25 mm

- (C) Gross
diameter of the rivet hole is 2.0 mm in excess of its normal diameter if it is
greater than 25 mm

- (D) All the
above

**2. For nominal mix concrete M 15, the required weight of fine and coarse aggregates is 350 kg and the volume of water is**

- (A) 30 liters

- (B) 32 liters

- (C) 34 liters

- (D) 45 liters

**3. The pitch of transverse reinforcement of a column is taken as**

- (A) Least
lateral dimension of the compression member

- (B) Sixteen
times the smallest diameter of the longitudinal reinforcement of the column

- (C) Forty eight
times the diameter of the transverse reinforcement

- (D) Least value
of the above

**4. Bending moment values for filler joists**

- (A) Near middle
of end span is +

*wL*

^{2}/10

- (B) At support
next to end support is -

*wL*

^{2}/10

- (C) At middle of
interior spans is +

*wL*

^{2}/12

- (D) All the
above

**5. The width of lacing bars in mm is kept**

- (A) Equal to
nominal rivet diameter

- (B) Twice the
nominal rivet diameter

- (C) Thrice the
nominal rivet diameter

- (D) Maximum of
the above rounded to nearest 5 mm

**6. In the formula**

*a + bk*for the calculation of the net effective section of single tee in tension connected by flange to the same side of the same side of the gusset, the value of*'k'*is taken- (A) 1/[1 + 0.25
(

*b*/

*a*)]

- (B) 1/[1 + 0.35
(

*b*/

*a*)]

- (C) 1/[1 + 0.20
(

*b*/

*a*)]

- (D) 1/[1 + 0.5 (

*b*/

*a*)]

**7. Minimum thickness of steel work directly exposed to weather but not accessible for cleaning and repainting, the thickness should be not less than**

- (A) 4 mm

- (B) 6 mm

- (C) 7 mm

- (D) 8 mm

**8. The minimum area of cross section of reinforcement in either direction of a slab should not be less than _________ of the slab cross section.**

- (A) 0.75 %

- (B) 0.10 %

- (C) 0.15 %

- (D) 0.20 %

**9. The maximum bending moment in a purlin of length**

*L*when subjected to a distributed load Ï‰, is assumed- (A)

*Ï‰L*/6

- (B)

*Ï‰L*/8

- (C)

*Ï‰L*/10

- (D)

*Ï‰L*/12

**10. The area of the concrete in compression plus the area of reinforcement transferred on the basis of modular ratio, is called**

- (A) Transferred
section

- (B) Equivalent
section

- (C) Cracked
section

- (D) None of
these

**11. The ratio of the effective lengths of two columns, one effectively held in position at one end and partially restrained at the other end, and the other effectively held in position at one end and free at the other end, is**

- (A) 1/2

- (B) 2/3

- (C) 3/4

- (D) 3/2

**12. The depth**

*'d'*of webs without horizontal stiffeners and consisting of tongue plates is taken lesser than the depth of the girder between the flanges less the sum of the depth of the tongue plates, and- (A) Eight times
the sum of the thickness of tongue plates

- (B) Six times
the sum of the thickness of tongue plates

- (C) Four times
the sum of the thickness of tongue plates

- (D) None of the
above

**13. Removal of props under**

- (A) Slabs
spanning upto 4.5 m is 7 days

- (B) Slabs
spanning more than 4.5 m is 14 days

- (C) Beams
spanning upto 6 m is 14 days

- (D) All the
above

**14. The concrete is deemed not to comply with the strength requirements if the strength is less than the greater of**

- (A) Characteristic
strength minus 1.35 times the standard deviation

- (B) 0.8 times
the characteristic strength

- (C) The average
strength of all the samples is less than the characteristic strength plus [1.65
- 3/number of samples] times the standard deviation

- (D) All the
above

**15. If the end of a beam of span**

*L*carrying a designed load*W*is partially restrained by a built up wall, it is designed to resist the negative moment at the face of the support, equal to- (A)

*WL*/10

- (B)

*WL*/12

- (C)

*WL*/16

- (D)

*WL*/24

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