Question

Run-off River system is an eco-friendly technology for generating hydroelectricity. State the correct sequence of steps for generation of electricity using Run-off River System.

1. Penstock
2. Weir
3. Generator
4. Turbine
5. River

Options

• 5, 4, 2, 1, 3

• 2, 3, 5, 4, 1

• 2, 1, 4, 3, 5

• 1, 2, 4, 3, 5

Answer 1

2, 1, 4, 3, 5

Explanation:

Water is first diverted from the river by a weir (2) into a penstock (1), the flowing water drives the turbine (4) which turns the generator (3) to produce electricity, and the water then returns to the river (5).