Related Questions

If the volume of voids is equal to the volume of solids in a soil mass, then the values of porosity and voids ratio respectively are
A 1.0 and 0.0
B 0.0 and 1.0
C 0.5 and 1.0
D 1.0 and 0.5
If the voids of a soil mass are full of air only, the soil is termed as
A air entrained soil
B partially saturated soil
C dry soil
D dehydrated soil
Voids ratio of a soil mass can
A never be greater than unity
B be zero
C take any value greater than zero
D take values between 0 and 1 only
The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure, is called
A Humidity ratio
B Relative humidity
C Absolute humidity
D Degree of saturation
The ratio of actual mass of water vapour in a given volume of moist air to the mass of water vapour in the same volume of saturated air at the same temperature and pressure, is called
A Humidity ratio
B Relative humidity
C Absolute humidity
D Degree of saturation
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
দুটি এক-পরমাণুক আদর্শ গ্যাস পরস্পরের সাথে তাপীয় সাম্যাবস্থায় আছে। A গ্যাস m ভরের অণু দ্বারা গঠিত, এবং B গ্যাস 4m ভরের অণু দ্বারা গঠিত। A গ্যাসের আয়তন ৪ গ্যাসের আয়তনের দ্বিগুণ। এদের চাপের অনুপাত PA / PB কত? (Two monoatomic ideal gases are in thermal equilibrium with each other. Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m. The volume of gas A is twice that of gas B. What it the ratio of their pressures PA / PB ?)
A 1/4
B 1/2
C 1
D 2
The percentage of voids in cement is approximately
A 25%
B 40%
C 60%
D 80%
Coal mines drainage waste water (acidic in nature) results from the earth's water percolating through the voids created in coal bed during mining. This polluted water which either drains out naturally to water courses or are removed before starting the mining is
A Neutralised by alkali treatment
B Left as such without any treatment
C Diluted with fresh water to reduce its acidity
D None of these
Valid range for n, the percentage voids, is
A [

A. 0

B. 0 ≤ n ≤ 100

B n > 0
C n

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