Related Questions

Workability of concrete is directly proportional to
A Aggregate cement ratio
B Time of transit
C Grading of the aggregate
D All of above
Which of the following increases the workability of concrete?
A Decreasing size of aggregates
B Increasing flaky aggregates
C Increasing size of aggregates
D Increasing fine aggregates
For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be
A 0.75 - 0.80
B 0.80 - 0.85
C 0.85 - 0.92
D Above 0.92
In order to obtain the best workability of concrete, the preferred shape of aggregate is
A Rounded
B Elongated
C Angular
D All of the above
It takes 72 hours for five workers to paint an office building. If the number of hours worked is inversely proportional to the number of workers, how many hours should it take six workers to paint the building?
A 68 hours
B 65 hours
C 60 hours
D 70 hours
Total peripheral resistance is inversely proportional to
A Cross sectional area of blood vessels
B Radius of blood vessels
C Velocity of blood flow
D Viscosity of blood
E Length of blood vessels
XC is inversely proportional to frequency and capacitance.
A True
B False
The force between two long parallel conductors is inversely proportional to
A Radius of conductors
B Current in one conductor
C Product of current in two conductors
D Distance between the conductors
If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is
A 1
B 2
C 3
D 0
Rate of filtrate delivery is inversely proportional to the
A Filtering area & the pressure difference driving force
B Viscosity of filtrate
C Cake & filter medium resistance
D Both A & B

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