Question

study the given Graph and answer the following 1) Which river has the lowest discharge?
2) How much is the discharge of river Brahmaputra
3) How much is the discharge of river Krishna?
4) What is the difference between the highest and the lowest
discharges?
5) Determine which of the above rivers might be perennial.
6) What could be the cause of regularity in discharge of rivers​

Answer 1

Answer:

1 narmada

2 nearly 20000

3 2000

4 16200

5 bhramaputra

6 there menctioned any three*

Answer 2

Answer:

1)Narmada

2.  19000 cubic meter per second.

3. 2000 cubic meter per second.

4. $19000-1800=17200\ m^3.s^{-1}$.

5. Brahmaputra river might be perennial because it is snow-fed and has high discharge which means it remains flowing without drying throughout the year.

6.Ganga and Brahmaputra rivers are the continuously flowing perennial rivers due to their source of snow from the Himalayas. Any river keeps flowing until its source is backing it.

Explanation:

1. Narmada has the lowest discharge represented by a short vertical bar on  the bar chart.

2. The discharge of Brahmaputra river is nearly 19000 cubic meter per second.

3. Discharge of river Krishna is nearly 2000 cubic meter per second.

4. The difference between the highest and the lowest discharge is $19000-1800=17200\ m^3.s^{-1}$.

5. Brahmaputra river might be perennial because it is snow-fed and has high discharge which means it remains flowing without drying throughout the year.

6.Ganga and Brahmaputra rivers are the continuously flowing perennial rivers due to their source of snow from the Himalayas. Any river keeps flowing until its source is backing it.

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TOPIC:SOURCES of RIVERS

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