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Subjects
Class 9GeographyDrainageRole of RiversMediumLevel 40
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When are rivers more useful for hydroelectric generation?

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Answer and explanation

Correct answer: When fast flow and height difference are available

Fast flow and height difference allow water energy to be converted into electricity. Exam tip: link hydropower with river gradient.

Related tags

HydroelectricityRiver GradientEnergy

Frequently asked questions

What is the correct answer to this question?

When fast flow and height difference are available

Why is this the correct answer?

Fast flow and height difference allow water energy to be converted into electricity. Exam tip: link hydropower with river gradient.

Which subject and chapter does this question cover?

This is a Class 9 Geography question. Chapter: Drainage. Topic: Role of Rivers.

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10 more MCQs
  1. 1What is the most important role of rivers?
  2. 2What is the biggest use of rivers in agriculture?
  3. 3What type of soil do rivers deposit in plains?
  4. 4Why did ancient civilizations develop along rivers?
  5. 5How do rivers help in electricity generation?
  6. 6Why are river floodplains generally fertile?
  7. 7When is a river more useful for transport?
  8. 8How do rivers help in fisheries?
  9. 9What is one domestic use of rivers?
  10. 10Why are many cities located on river banks?
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