Physics Conservation of energy refers to the fact that 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 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Who defined the law of gravitation ? Galileo Faraday Archimedes Newton Galileo Faraday Archimedes Newton ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicle tyres are inflated properly To allow the vehicle to take more load. To go fast and save fuel. To avoid skidding and to minimise friction To ensure smooth running. To allow the vehicle to take more load. To go fast and save fuel. To avoid skidding and to minimise friction To ensure smooth running. ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit visible light radio waves ultraviolet light X-rays visible light radio waves ultraviolet light X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics When a bullet is fired from a gun The gun does not move The gun moves forward The gun jumps up The gun recoils with the same momentum as the bullet The gun does not move The gun moves forward The gun jumps up The gun recoils with the same momentum as the bullet ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Total internal reflection Diffraction Reflection Refraction Total internal reflection Diffraction Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
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