The process of mixing, transporting, placing and compacting the cement concrete should not take more than

Related MCQs

• The process of mixing, transporting, placing and compacting concrete should not take more than ……. min any case.
• The placing of concrete should start width-wide in reinforced cement concrete slabs from one end.
• If the slump of the concrete mix is less than 50 mm, then while compacting it with vibratiors, the segregation will not take place.
• For compacting plain concrete or one-way reinforced concrete floors, the vibrator used is
• Compacting factor test should be made for concrete with maximum size of aggregate not exceeding 40 mm.
• The cement concrete, from which entrained air and excess water are removed after placing it in position, is called ________
• The cement concrete, from which entrained air and excess water are removed after placing it in position, is called
• The cement concrete prepared by mixing aluminium in it, is called
• The removal of excess air after placing concrete helps in increasing the strength of concrete by
• The cement concrete having water-cement ratio less than 0.45 by weight, causes honey-comb structure.