Physics Which phenomenon is responsible for the echo of sound wave? Polarisation Refraction Interference Reflection Polarisation Refraction Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Solar cells work on the principle of Photovoltaic effect Photoconductive effect Photoelectric effect Photosynthesis Photovoltaic effect Photoconductive effect Photoelectric effect Photosynthesis ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency used in TV and radar system lies in SHF UHF HF VHF SHF UHF HF VHF ANSWER DOWNLOAD EXAMIANS APP
Physics Second and third class levers are differentiated by The presence of multiple loads The type of fulcrum present The location of the fulcrum The location of the load The presence of multiple loads The type of fulcrum present The location of the fulcrum The location of the load ANSWER DOWNLOAD EXAMIANS APP
Physics A stone floor feels cold to the bare feet but a carpet on the same floor feels warm. This is because The stone conveys the heat away from the feet more rapidly than the carpet The human body maintains a constant temperature The carpet is a better conductor of heat than the stone The floor and carpet are at different temperatures The stone conveys the heat away from the feet more rapidly than the carpet The human body maintains a constant temperature The carpet is a better conductor of heat than the stone The floor and carpet are at different temperatures ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centre of gravity Centripetal force Moment of force Centrifugal force Centre of gravity Centripetal force Moment of force Centrifugal force ANSWER DOWNLOAD EXAMIANS APP
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