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
The ratio of volume of voids to the total volume of soil mass is called
A air content
B porosity
C percentage air voids
D voids ratio
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
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
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
The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes
A With the horizontal
B With the vertical
C With the perpendicular to the inclined plane of the soil
D None of these
একটি স্প্রিং এর সাথে ঝুলানো 121 kg ভরের একটি বস্তুর স্পন্দনের পর্যায়কাল 2 s । যদি ঝুলন্ত ভরের পরিমাণ 2 kg বৃদ্ধি করা হয় তবে স্প্রিংটির পর্যায়কাল 1 s বৃদ্ধি পায়। প্রারম্ভিক ভর 72 এর মান কত? ( An object of mass m kg attached to a spring oscillates with a period of 2 s. If the mass is increased by 2 kg, the period increases by 1 s. What is the initial mass m?)
A 4 kg
B 3 kg
C 1.6 kg
D 2.7 kg

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