if rainfall on a certain day was 5cm, how many litres of water fall on 1 hectare of field on that day

Area of land = 1 Hectare = 108 cm2

Height of rainfall = 5 cm

Amount of rainfall = 5 × 108 cm3

As 1 m3 = 106 cm3

∴ 5 × 108 cm3 =

1 m3 = 1000 l

∴ 500 m3 = 1000 × 500 m3 = 5,00,000 l

Thus, amount of rainfall is  5,00,000 l.

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Volume Of Water = Length*Breadth*Height

Area = Length*Breadth

Height = 5 cm

1 Hectare = 100000000 cm 2

 

Volume = 100000000 *5 = 500000000 cm 3

1 m3 = 1000000 cm3 

=>500000000 /1000000 = 500 m 3

1 m3 = 1000 liters

500 m= 500000 liters of water

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