U-235 will undergo fission by? Mark as favorite Copy Link low energy protons only medium energy neutrons high energy neutrons only low energy neutrons only Check Answer
Acid rain happens because? Mark as favorite Copy Link earth atmosphere contains acids electrical charges are produced due to friction amongst clouds burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere Sun heats up the upper layer of the atmosphere Check Answer
The major constituent of biogas is methane.? Mark as favorite Copy Link Both A and R are true but R is not the correct explanation of (a) Both A and R are true and R is the correct explanation of (a) A is false but R is true. A is true but R is false. Check Answer
the major problem in harnessing nuclear energy is how to? Mark as favorite Copy Link convert nuclear energy into electrical energy. sustain the reaction. split nuclei. dispose off spent fuel safely. Check Answer
Which of following is more environment friendly? Mark as favorite Copy Link burning of charcoal Burning of diesel burning of fire wood Burning of coal Check Answer
Which of the following is the ultimate source of energy? Mark as favorite Copy Link Uranium Fossil fuels Sun Water Check Answer
Which energy source is the largest source used in India? Mark as favorite Copy Link Bio Gas Coal LPG CNG Check Answer
Which is the ultimate source of energy? Mark as favorite Copy Link Fossil fuels Uranium Sun Water Check Answer
Which of the following gases is the main constituent of natural gas? Mark as favorite Copy Link Butane Propane Methane Ethane Check Answer
Tidal energy is a farm of energy obtained from the? Mark as favorite Copy Link motion of the wave in sea tides occurs in the river water ocean in the form of tidal waves motion of surface water in ponds Check Answer