Related Questions

In soils having same values of plasticity index, if liquid limit is increased, then
A Compressibility and permeability decrease and dry strength increases
B Compressibility, permeability and dry strength decrease
C Compressibility, permeability and dry strength increase
D Compressibility and permeability increase and dry strength decreases
On Dhaka- Sylet highway , 5% of the drives are fined for exceeding the speed limit. However , 80% of the drivers who exceed the speed limit are not fined. What percentage of dirvers on this highway exceed the speed limit?
A 10
B 15
C 20
D 25
If the natural water content of soil mass lies between its liquid limit and plastic limit, the soil mass is said to be in
A liquid state
B plastic state
C semi-solid state
D solid state
When the plastic limit of a soil is greater than the liquid limit, then the plasticity index is reported as
A negative
B zero
C non-plastic (NP)
D 1
For better strength and stability, the fine grained soils and coarse grained soils are compacted respectively as
A dry of OMC and wet of OMC
B wet of OMC and dry of OMC
C wet of OMC and wet of OMC
D dry of OMC and dry of OMC where OMC is optimum moisture content
In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to
A Increase the depth of foundation
B Drain the soil
C Compact the soil
D Replace the poor soil
The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and re-condensed, then the liquid with the next higher boiling point is then evaporated and re-condensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
A Cracking
B Fractional distillation
C Full distillation
D Carbonisation
__________ has the widest inflammability limit (explosion limit) of all the gases.
A Hydrogen
B Carbon monoxide
C Acetylene
D Methane
All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain
A Increases very quickly
B Decreases very quickly
C Increases in proportion to stress
D Decreases in proportion to stress
Solution X contains 7% (by weight) of liquid M and solution Y contains 14.5% (by weight) of liquid M. If 3 grams of solution X is mixed with 2 grams of solution Y, then liquid M accounts for what percent of the weight of the resulting solution?
A 6.09%
B 10%
C 10.75%
D 21.5%

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