Physics Lakes freeze in cold countries in winter, leaving the water underneath at 4°F 0°F 0°C 4°C 4°F 0°F 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Physics An aircraft can perform aerobatic manoeuvres in a vertical loop because of Centrifugal force Weight Gravity Centripetal force Centrifugal force Weight Gravity Centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics In very cold countries alcohol is used as a thermometric liquid because Alcohol can be coloured for its level to be seen easily It will not stick to the glass tube Its freezing point is very low Alcohol is a poor conductor of heat Alcohol can be coloured for its level to be seen easily It will not stick to the glass tube Its freezing point is very low Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Remains constant Decreases Decreases and then remains constant Increases Remains constant Decreases Decreases and then remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels slowest in Glass Vacuum Water Air Glass Vacuum Water Air ANSWER DOWNLOAD EXAMIANS APP
Physics In a freezer ice cubes will be formed more quickly in trays made of Wood Plastic Rubber Aluminium Wood Plastic Rubber Aluminium ANSWER DOWNLOAD EXAMIANS APP