Physics Thermal expansion of materials arises from Weak bonds Asymmetry of potential energy curve Strong bonds Thermal vibrations Weak bonds Asymmetry of potential energy curve Strong bonds Thermal vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that 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 The entropy of the universe is always increasing No chemical reaction is 100 percent efficient 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 The entropy of the universe is always increasing No chemical reaction is 100 percent efficient ANSWER DOWNLOAD EXAMIANS APP
Physics A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to Change in acceleration Outward pull on him Change in momentum Inertia of motion Change in acceleration Outward pull on him Change in momentum Inertia of motion ANSWER DOWNLOAD EXAMIANS APP
Physics If the diameter of a capillary is doubled, then the rise of water in it will be Four times Two times Half No change Four times Two times Half No change ANSWER DOWNLOAD EXAMIANS APP
Physics As water is cooled from 4 deg C to 0 deg C, its density Remains same Decreases Increases None of these Remains same Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP