# Practice Test: Question Set - 04

**1. The maximum deflection of a structure should not normally exceed lesser of the span/350 or**

- (A) 10 mm

- (B) 15 mm

- (C) 20 mm

- (D) 25 mm

**2. If**

*f*is characteristic compressive strength of concrete, the flexural and split tensile strength_{ck}*f*=_{cr}*a √f*N/mm_{ck}^{2}where the value of*a*is- (A) 0.4

- (B) 0.5

- (C) 0.6

- (D) 0.7

**3. The reduced level of third floor of a building near a column is 205.350 m. The reduced levels of the undersides of four beams supporting the fourth floor framing into the column mutually perpendicular are 208.350 m, 208.450 m, 208.500 m and 208.550 m. The supported length of the column is**

- (A) 3.000 m

- (B) 3.100 m

- (C) 3.150 m

- (D) 3.200 m

**4. What is the answer to this question?When bending occurs about both axes of the member, the value of**

*f*in the formula_{be}

*(f*+_{c}/P_{c})*(f*/_{be}*P*_{b}*)*|> 1 is taken- (A) Higher value

- (B) Lower value

- (C) Sum of the
two

- (D) Difference
of the two

**5. The grade of plain concrete to be used in sea water or structures exposed to sea water, should be**

- (A)

*M*10

- (B)

*M*15

- (C)

*M*20

- (D)

*M*30

**6. If the ends of the compression flanges of simply supported girders are fully restrained against lateral bending, the effective length is taken as**

- (A) Span

- (B) 0.85 × span

- (C) 0.7 × span

- (D) 0.5 × span

**7. The creep coefficient**

*i.e.*the ratio of ultimate creep and elastic strain after- (A) 7 days is
2.2

- (B) 28 days is
1.6

- (C) 365 days is
1.1

- (D) All the
above

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

- (A) Flange
joints are preferably located at points of maximum stress

- (B) The area of
splice plates should be 5% in excess of flange elements spliced

- (C) The
C.G. of the flange splice should coincide with that of the element spliced

- (D) For welding
flange splice, complete penetration butt welds should be used

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

- (A) For steel
castings, the minimum tensile strength is 41 kg/mm

^{2}and minimum yield stress is 20.5 kg/mm

^{2}

- (B) For mild
steel the minimum tensile strength is 44 kg/mm

^{2}and minimum elongation of 23% on a gauge length of 5.65A

- (C) For high
tensile steel, the minimum tensile strength is 58 kg/mm

^{2}

- (D) All the
above

**10. The maximum spacing of shear reinforcement should not exceed 0.75**

*d*subject to a minimum of- (A) 300 mm

- (B) 350 mm

- (C) 400 mm

- (D) 450 mm

**11. The effective depth of a shallow beam is the distance between**

- (A) Maximum
compression and tension fibres

- (B) Neutral axis
and maximum compression fibre

- (C) Neutral axis
and maximum tension fibre

- (D) Maximum
compression fibre and the centroid of the tension reinforcement

**12. Minimum diameter of the lateral ties should not be less than**

- (A) 4 mm

- (B) 5 mm

- (C) 6 mm

- (D) 10 mm

**13. Moist curing of the exposed surfaces of concrete is done at least for**

- (A) 3 days

- (B) 5 days

- (C) 7 days

- (D) 14 days

**14. To achieve uniform color and consistency of the concrete by using ordinary Portland cement, the mixing time may be**

- (A) ½ to 1
minute

- (B) 1 to 1½
minutes

- (C) 1½ to 2
minutes

- (D) 2 to 2½
minutes

**15. The minimum pitch**

*i.e.,*the distance between centers of rivet holes is not less than- (A) 1.5
times the hole diameter

- (B) 2.0
times the hole diameter

- (C) 2.5 times
the hole diameter

- (D) 3.0 times
the hole diameter

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