For nominal mix concrete M 20, the required quantity of water per 50 kg. of ceme

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Question
For nominal mix concrete M 20, the required quantity of water per 50 kg. of cement, is
Options
A. 60 litres
B. 45 litres
C. 34 litres
D. 30 litres

Correct Answer

30 litres

Structural Design Specifications problems

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1. The minimum length of the side or diameter of the column base shall not be less than (where d is the minimum diameter of the column).
Options
A. (d + 75) mm
B. 1.2 (d - 75) mm
C. 1.5 (d + 75) mm
D. 1.6 (d + 75) mm

2. If b is the width of a beam, x is the spacing of the stirrup and f_c is the characteristic strength of stirrups, the minimum cross sectional area of stirrup legs, should be equal or greater than
Options
A.
B.
C.
D.

5. If the ends of the compression flanges of simply supported girders are fully restrained against lateral bending, the effective length is taken as
Options
A. span
B. 0.85 x span
C. 0.7 x span
D. 0.5 x span

6. Pick up the correct statement from the following:
Options
A. The cover of a longitudinal reinforcing bar in a column is kept not less than the diameter of the bar or 40 mm
B. The cover of a longitudinal reinforcing bar in beam is kept not less than the diameter of the bar or 25 mm
C. The end cover of a longitudinal reinforcing bar in a beam is kept not less than twice the diameter or 25 mm
D. The cover for tensile reinforcement in a slab is kept not less than diameter of the bar or 15 mm
E. All the above

9. Liquidity ratios are used :
Options
A. to measure a firms ability to meet short-cut obligations.
B. to compare short term obligations to short-term resources available to meet these obligations.
C. to obtain much insight into the present cash solvency of the firm and the firm's ability to remain solvent in the event of adversity.
D. All of these

10. In the cash flow diagram shown in the given figure
Options
A. The first disbursement occurs at the end of year 2
B. The second disbursement occurs at the end of year 4
C. The first receipt occurs at the end of year 1
D. The second receipt occurs at the end of year 3
E. All of these

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