Physics Conversion of sound energy into electrical energy is done by Solar cell Loudspeaker Gramophone Microphone Solar cell Loudspeaker Gramophone Microphone ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors Principle of vaporization Principle of calorimetry Principle of thermal equilibrium Principle of colors ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute None of these Stone is heavier than parachute A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute None of these Stone is heavier than parachute ANSWER DOWNLOAD EXAMIANS APP
Physics At hill stations, the boiling point of water will be Less than that at sea level Equal to the melting point of ice More than that at sea level Same as at sea level Less than that at sea level Equal to the melting point of ice More than that at sea level Same as at sea level ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following processes is energy released ? Ingestion Photosynthesis Absorption Respiration Ingestion Photosynthesis Absorption Respiration ANSWER DOWNLOAD EXAMIANS APP
Physics How much calorie of energy is released by a boiled egg ? 77 60 40 50 77 60 40 50 ANSWER DOWNLOAD EXAMIANS APP
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