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 carpet is a better conductor of heat than the stone The floor and carpet are at different temperatures The human body maintains a constant temperature The stone conveys the heat away from the feet more rapidly than the carpet The carpet is a better conductor of heat than the stone The floor and carpet are at different temperatures The human body maintains a constant temperature ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Our perspiration eva-porates rapidly Fan supplies cool air Fan cools the air Conductivity of air increases Our perspiration eva-porates rapidly Fan supplies cool air Fan cools the air Conductivity of air increases 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 heat emitted by the engine The double layered wind shield The good conducting power of the metal body The greenhouse effect The heat emitted by the engine The double layered wind shield The good conducting power of the metal body ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Creates mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the value of 1 kW = ? 1000 W 10000 W 100 W 10 W 1000 W 10000 W 100 W 10 W ANSWER DOWNLOAD EXAMIANS APP
Physics The temperature at which water boils depends mainly on Air Pressure Specific heat Density Relative humidity Air Pressure Specific heat Density Relative humidity ANSWER DOWNLOAD EXAMIANS APP
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