Physics Why does a cannon recoil after firing ? Conservation of energy Backward thrust of gases produced Newton's third law of motion Newton's first law of motion Conservation of energy Backward thrust of gases produced Newton's third law of motion Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Biogas Solar Coal Wind Biogas Solar Coal Wind ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Is lighter than liquid Expands more than a liquid Does not change state easily Is easy to obtain Is lighter than liquid Expands more than a liquid Does not change state easily Is easy to obtain ANSWER DOWNLOAD EXAMIANS APP
Physics The snow on the mountains does not melt all at once when it is heated by the sun because: It reflects most of the heat from the sun It becomes very hard It has a high latent heat of fusion It has a low specific heat capacity It reflects most of the heat from the sun It becomes very hard It has a high latent heat of fusion It has a low specific heat capacity ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient The entropy of the universe is always increasing If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another No chemical reaction is 100 percent efficient The entropy of the universe is always increasing If you conserve energy you will not be as tired ANSWER DOWNLOAD EXAMIANS APP
Physics Sources of geothermal power are Water Both A & B None of these Earth's heat Water Both A & B None of these Earth's heat ANSWER DOWNLOAD EXAMIANS APP
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