Concrete Technology - Concrete Technology objective questions and answers
46. If the fitness module us of sand is 2.5, it is graded as
A. Very coarse sand
B. Coarse sand
C. Medium sand
D. Fine sand
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D. Fine sand
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47. Water cement ratio in concrete is not influenced by the method of
A. Batching
B. Mixing
C. Compaction
D. Placing
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48. The location of reinforcement may be obtained by
A. Strain gauges
B. Pachometer
C. Photo elasticity
D. Sonar device
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49. Snowcem is
A. Powdered lime
B. Chalk powder
C. Mixture of chalk powder and lime
D. Coloured cement
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50. Welding electrode is specified bye
A. Length of electrode
B. Length of bar it can weld
C. Material for electrode
D. Gauge number based on electrode diameter
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