Which of the following is the second largest source of global energy?
A. Fossil fuel
B. Nuclear Energy
C. Renewable Energy
D. None of these
Answer: Option C
Solution(By Examveda Team)
Data for 2013 shows that renewable electricity generation overtook natural gas to become the second largest source of electricity worldwide producing 22% of total electricity or 5,130 TWh. Some of the sources of renewable energy are: solar power, wind power, wave and tidal power, geothermal power, biomass and hydro power. Fossil fuels remained the bedrock of global electricity production with more than two-thirds (about 67%) of the total.This Question Belongs to General Knowledge >> Physics
Which of the following terms is not used in the field of physics?
A. Latent heat
B. Nuclear fusion
C. Refractive index
D. Stock value
Radiocarbon is produced in the atmosphere as a result of
A. Collision between fast neutrons and nitrogen nuclei present in the atmosphere.
B. Action of ultraviolet light from the sun on atmospheric oxygen.
C. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere.
D. Lightning discharge in atmosphere.
It is easier to roll a stone up a sloping road than to lift it vertical upwards because
A. Work done in rolling is more than in lifting.
B. Work done in lifting the stone is equal to rolling it.
C. Work done in both is same but the rate of doing work is less in rolling.
D. Work done in rolling a stone is less than in lifting it.
The absorption of ink by blotting paper involves:
A. Viscosity of ink
B. Capillary action phenomenon
C. Diffusion of ink through the blotting
D. Siphon action
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