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2. Coal (in Hindi)
Lesson 4 of 21 • 0 upvotes • 9:07mins
Meenakshi Singh
(Hindi) Sources of Energy: Class 10
21 lessons • 3h 54m
1
Overview (in Hindi)
3:14mins
2
Introduction of Energy (in Hindi)
11:16mins
3
1. Fossil Fuels (in Hindi)
7:57mins
4
2. Coal (in Hindi)
9:07mins
5
3. Fuel (in Hindi)
11:03mins
6
4. Petroleum ( Hindi)
13:18mins
7
5. Petroleum gas (Hindi)
11:19mins
8
Advantages and danger of LPG
11:16mins
9
Precautions using of LPG
10:31mins
10
Natural gas
11:13mins
11
Pollutions and its control caused by fossil fuels
13:01mins
12
Alternative sources of energy:
11:07mins
13
1. Hydro power plant
11:26mins
14
2. Wind energy And Wind Generator
14:58mins
15
3. Solar energy
10:20mins
16
4. Solar cooker
11:23mins
17
Advantages and limitations of solar cooker
12:06mins
18
Solar Cells
13:16mins
19
Advantages, disadvantages and uses of solar cell
12:22mins
20
Biomass energy: The case of wood and charcoal
12:03mins
21
Biomass energy:
12:17mins
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