Advertisements
Advertisements
प्रश्न
Select the renewable and non-renewable sources of energy from the following :
- Coal
- Wood
- Water
- Diesel
- Wind
- Oil
Advertisements
उत्तर
Renewable : Wood, Water and Wind
Non-renewable : Coal, Diesel and Oil
APPEARS IN
संबंधित प्रश्न
A non-renewable source of energy is:
(a) wood
(b) alcohol
(c) hydrogen gas
(d) natural gas
Calorific value and ignition temperature of fuel X are 75 kJ/g and 20°C respectively. These values for fuel Y are 50 kj/g and 75°C respectively. On burning, the fuel Y produces only CO2while fuel X produces CO2 and CO. Which of the two is a better fuel? Give two reasons to support your answer.
The energy in petrol originally came from the sun. Explain how it got into petrol.
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
Name the substance X.
What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?
State whether the following statement is true or false:
Tidal energy is one of the forms in which solar energy manifests itself in oceans.
Which of the following sources of energy are not derived from the sun?
Biomass, Wind, Ocean thermal energy, Geothermal energy, Nuclear fuels, Hydroelectricity, Wave energy, Coal, Petroleum, Tidal energy
Fill in the blank
_______is the coal with the highest percentage of coal.
Write about Renewable resources.
The underlined word in the following sentence have been jumbled up. Write them in their correct form.
Nutsgilh is an example of inexhaustible natural resources.
