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प्रश्न
What is a good source of energy?
उत्तर १
A good source of energy should have the following qualities:
- It should be easily available.
- It should do a large amount of work (or produce large amount of heat) perunit volume/mass.
- It should be easy to store and transport.
- It should be economical.
- It should cause less environmental pollution.
उत्तर २
A good source of energy fulfils the following criteria:
→ It produces a lot of heat per unit mass.
→ It does a huge amount of work per unit mass.
→ It is easily accessible.
→ It is easy to store and transport.
→ It is economical.
→ It produces less amount of smoke.
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