62.

63.

64.

65.

66.

67.

68.

69.

70.

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The Symon’s rain gauge consists of a funnel and glass bottle as receiver. The collected
quantity is measured in special measuring glass graduated in special measuring glass
jar graduated in millimetre. When the jar is full, it can measure cm of rain.
A) 1.00 B) 1.25 C) 1.50 D) 2.00

In the Universal soil loss equation, while estimating the effects of slope length factor (L)
as per the recommendations (Wishmeier and Smith, 1965) value of the exponent (m) for
the slope for more than 5.0 per cent would be

A) 0.5 B) 0.4 C) 0.6 D) 0.3

In the expression of Rational method for estimating peak rate of runoff, intensity
(mm per hour) for design recurrence interval would be for a duration equal to

A) Time to peak B) Time of concentration

C) Duration of rainfall D) None of the above

Estimates of runoff volume from large areas are made by use of infiltration indices.
The relation between 9-Index, fay,-Index and W-Index is given by

A) W<® B) ® ©

The water that could be remained in the soil after reaching to permanent wilting point
being unavailable to the plant is known as

A) Capillary water B) Hygroscopic water

C) Wilting water D) Gravity water

The relation between bulk density (y,) and dry density (yy) and soil water (w) of the
soil sample is defined by

A) Y= Ya + w) B) Y= Ya - ७) 0 நட 0) 94-10
While assessing the reservoir storage capacity at a given location using mass curve
drawn between cumulative annual inflow and cumulative annual demand line, the
capacity of the reservoir is determined wherein

A) Their departure between them is maximum

B) Their departure between them is minimum

C) Average of the A) and B)

D) None of the above

While undertaking the land levelling operations, the cut-fill ratio is kept at greater
than 1.0. Which of the following soil-water relation factor would be affecting the extent
of cut-fill ratio ?

A) Shrinkage limit ‏0۷وا (ط‎ limit C) Plastic limit D) All of the above

The albedo (a) being the fraction of incoming solar radiation that gets reflected by
earth’s surface, its value for freshly fallen snow would be
A) Less than0.05 8) 0.2 to 0.5 C) As high as 0.95 D) 0.6 to0.8