31802. Precipitation caused by lifting of an air mass due to the pressure difference, is called
31803. The standard height of a standard rain gauge, is
31804. In India, rain fall is generally recorded at
31805. A recording type rain gauge
31806. In India the recording type rain gauge generally used, is
31807. The deficiency in rain catch due to vertical acceleration of air forced upward over the gauge, is
31808. If a gauge is installed perpendicular to the slope, its measurement is reduced by multiplying
31809. For determination of average annual precipitation in a catchment basin, the best method is
31810. While calculating the average depth of annual precipitation in a catchment basin, importance to individual raingauge station is given in
31811. The critical depth in a channel can be produced
31812. A hydraulic jump in a control meter will be formed above the control, if its original
31813. Prof. Running suggested the method for extending the discharge curve. It is known as
31814. If y is the depth of water at any section, then the mean velocity is
31815. The run off is affected by
31816. The initial basin recharge is equal to
31817. The run off a drainage basin is
31818. For computing the run off volumes of large areas, number of infiltrations used are
31819. From the Survey of India map, the distance of the critical point is 20 km and difference in elevation is 193 m. The over land flow time, is
31820. If the area of storm hydrograph is equal to 102 cm, the ordinates of a unit hydrograph may be obtained by dividing the ordinates of the storm hydrograph by
31821. Which of the following Indus Valley sites is now in Pakistan?
31822. If the potential infiltration of a water shed having a soil with fair pasture cover, is 10 cm and rainfall is 12 cm, the direct run off is :
31823. The quantity of water retained by the sub-soil against gravity, is known
31824. Poverty and Un-British Rule in India was written by:
31825. Summer in Calcutta is a famous book written by?
31826. If the viscosity of ground water is 1.00, the Slitcher's constant is 400, the effective size of soil particles in acquifer is 0.5 mm and hydraulic gradient is 1 in 80, the velocity of flow is
31827. Vandemataram', the national song of India was taken from the novel
31828. In the derivation of Thiem's formula , the following assumption is not applicable
31829. A well penetrates to 30 m below the static water table. After 24 hours of pumping at 31.40 litres/minute, the water level in a test well at a distance of 80 m is lowered by 0.5 m and in a well 20 m away water is lowered by 1.0 m. The transmissibility of the auifer, is
31830. Shrouding is provided in
31831. The efficiency of a pump may be taken as
31832. Consumptive use of a crop during growth, is the amount of
31833. Fill up the blanks from the choices given: The police......... vigilant .?
31834. For the estimate of high floods in fan-shaped catchment, the formula used is
31835. Burge formula cumecs is based upon
31836. In nature water may occur as
31837. Hydrology is the science which deals with
31838. The surface run off is due to
31839. Hydrograph is a graphical representation of
31840. The infiltration capacity during rain storm, is considerably reduced due to
31841. Rain simulators are used for the determination of
31842. Precipitation includes
31843. The metal used in storage batteries:
31844. Non-recording rain gauges
31845. Indian Meteorological department uses the standard gauges whose collectors have apertures of
31846. The polythene bottles are used for collecting rain water and. their capacities is
31847. Symon's rain gauge is
31848. The rainfall cycle period in India is taken as
31849. Barometer was invented by:
31850. Isohytes are the imaginary lines joining the points of equal