Precipitation And Its Measurement – MCQ Part 1
1. The lapse rate of temperature in the troposphere is
(a) – 4° C/km
(b) 6.5° C/km ✅
(c) 10° C/km
(d)1.3° C/km
2. Humidity is measured by a
(a) hygrometer ✅
(b) pyrheliometer
(c) hydrometer
(d) hectometer
3. Instruments to measure the speed of wind are called
(a) current meters
(b) anemometers ✅
(c) velocity meters
(d) None of these
4. When the density of snowfall is not known, it is usual to assume that water equivalent of snowfall as
(a) 10%
(b) 30%
(c) 50%
(d) 90% ✅
5. The average annual rainfall over the whole of India is estimated as
(a) 86 cm
(b) 203 cm
(c) 119 cm ✅
(d) 129 cm
6. The standard recording gauge adopted in India is of
(a) natural siphon type ✅
(b) weighing bucket type
(c) tipping bucket type
(d) telemetry type
7. The mass curve of a storm is a plot of
(a) accumulated rainfall intensity vs time
(b) accumulated precipitation vs time in chronological order ✅
(c) rainfall intensity vs time in chronological order
(d) accumulated annual rainfall of a stations vs accumulated annual rainfall of a group of stations.
8. A hyetograph is a plot of
(a) cumulative rainfall v/s time
(b) rainfall depth v/s duration
(c) evaporation rate v/s time
(d) rainfall intensity v/s time ✅
9. An Isohyet is line joining points having
(a) equal rainfall depth ✅
(b) equal height above a datum
(c) equal humidity
(d) equal intensities of solar radiation
10. The pressure of one bar is equal to
(a) 10 kPa
(b) 100 kPa ✅
(c) 1 kPa
(d) 1000 kPa