Precipitation And Its Measurement – MCQ Part 1

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