Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Nitrogen Carbon dioxide Sulphur dioxide Ozone Nitrogen Carbon dioxide Sulphur dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Convex Plane Concave Cylindrical Convex Plane Concave Cylindrical ANSWER DOWNLOAD EXAMIANS APP
Physics The spring constant of a spring depends on its Thickness, its diameter and its material Length and its diameter Length only Material only Thickness, its diameter and its material Length and its diameter Length only Material only ANSWER DOWNLOAD EXAMIANS APP
Physics A car parked in the sun with its windows closed gets terribly hot inside. This is due to The greenhouse effect The double layered wind shield The heat emitted by the engine The good conducting power of the metal body The greenhouse effect The double layered wind shield The heat emitted by the engine The good conducting power of the metal body ANSWER DOWNLOAD EXAMIANS APP
Physics The device which converts sound energy into electrical energy is called Microphone Amplifier Transmitter Speaker Microphone Amplifier Transmitter Speaker ANSWER DOWNLOAD EXAMIANS APP
Physics Ventilators are provided near the ceiling of the room because The exhaled warmer air rises up and goes out These provide cross ventilation in the room These provide some sunlight in the room These do not look nice in the lower part The exhaled warmer air rises up and goes out These provide cross ventilation in the room These provide some sunlight in the room These do not look nice in the lower part ANSWER DOWNLOAD EXAMIANS APP
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