What are the merits and demerits of non conventional energy sources?

(i)Non-conventional sources of energy are inexhaustible. They do not pollute the environment. (ii)Nuclear power is emits large amounts of energy. (iii)Non-conventional sources of energy are low cost and easy to operate.

What are the advantages of non-conventional energy sources?

1. Cheaper and Renewable: Most of the Non-conventional Power resources are cheaper and renewable as compared to the conventional sources. 2. Scarcity of Fossil Fuels: The overall limitation and scarcity of fossil fuels has given rise to the urgent need for exploiting alternative energy sources.

What are the demerits of non-conventional energy sources?

The Disadvantages of Non-Conventional Sources of Energy

  • Inconsistent, Unreliable Supply. …
  • Pollution. …
  • Harmful to Wildlife and Surrounding Environment. …
  • High Cost. …
  • Not Every Non-Conventional Energy Source Is Commercially Viable. …
  • Location-Specificity Means Lower Chances of Universality. …
  • Low Efficiency Levels.

How are non conventional sources useful to us?

Non conventional sources of energy include solar, wind, tidal, geothermal. bio gas etc. They are relevant because : … Use of non conventional sources of energy is in tune with objective of sustainable development as it does not cause environmental hazards.

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Which is non conventional sources of energy?

Energy generated by using wind, solar, small hydro, tides, geothermal heat and biomass is known a non-conventional energy. All these sources are renewable process of energy generation and do not cause environmental pollution.

What are the disadvantages of conventional sources?

Pollution: The major disadvantage of these conventional sources is that they cause high pollution. The burning of firewood and fossil fuels result in air pollution. This can be avoided by using these non-conventional sources.

What are disadvantages of renewable energy?

One disadvantage with renewable energy is that it is difficult to generate the quantities of electricity that are as large as those produced by traditional fossil fuel generators. … Wind turbines need wind to turn the blades, and solar collectors need clear skies and sunshine to collect heat and make electricity.

Why non-conventional sources are preferred?

here is your answer : 1) Non – conventional sources of energy are preferred over conventional sources of energy because non- conventional sources don’t exhaust so, they can be used in future but the conventional sources of energy once used up cannot be gained back and the future generations will suffer……

What is non conventional?

: not conventional : not conforming to convention, custom, tradition, or usual practice : unconventional nonconventional teaching methods nonconventional energy sources Ten years ago, the alternative press was hard to find but easy to define.

What do you mean by non conventional energy sources?

Renewable energy sources also called non-conventional energy, are sources that are continu- ously replenished by natural processes. For example, solar energy, wind energy, bio-energy – bio-fuels grown sustain ably), hydropower etc., are some of the examples of renewable energy.

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Which non conventional energy was first used by human being?

Energy generated by using wind, tides, solar geothermal heat and biomass including farm and animal waste as well as human excreta is known as non-conventional energy.

Energy sources