Physics A photo-electric cell converts Mechanical energy to electric energy Heat energy to mechanical energy Light energy to electrical energy Light energy to chemical energy Mechanical energy to electric energy Heat energy to mechanical energy Light energy to electrical energy Light energy to chemical energy ANSWER DOWNLOAD EXAMIANS APP
Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has low temperature coefficient of expansion Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has low temperature coefficient of expansion Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following laws validates the statement that matter can neither be created nor destroyed ? Law of conservation of mass Le Chatelier's Principle Law of conservation of energy Law of osmosis Law of conservation of mass Le Chatelier's Principle Law of conservation of energy Law of osmosis ANSWER DOWNLOAD EXAMIANS APP
Physics The boiling point of water decreases at higher altitudes is due to High temprature Low atmospheric pressure Low temperature High atmospheric pressure High temprature Low atmospheric pressure Low temperature High atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Aluminium Iron Zinc Copper Aluminium Iron Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Physics Stationary wave is formed by Two waves of same frequency travelling in the same direction Two waves of same frequency travelling in the opposite direction A transverse wave superposing a longitudinal wave Two waves of the same speed superposing Two waves of same frequency travelling in the same direction Two waves of same frequency travelling in the opposite direction A transverse wave superposing a longitudinal wave Two waves of the same speed superposing ANSWER DOWNLOAD EXAMIANS APP
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