Physics A small drop of oil spreads over water because : Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics The term photon refers to Light ray Sub atomic particle None of these Radiation Light ray Sub atomic particle None of these Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to increase its electrical conductivity increase its life increase its electrical resistivity enable it to withstand higher voltages increase its electrical conductivity increase its life increase its electrical resistivity enable it to withstand higher voltages ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Ultrasonic waves Sound waves Infra-red waves Micro waves Ultrasonic waves Sound waves Infra-red waves Micro waves ANSWER DOWNLOAD EXAMIANS APP
Physics Light Emitting Diodes (LED) is used in fancy electronic devices such as toys emit ultraviolet light visible light radio waves X-rays ultraviolet light visible light radio waves X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics The density of water is 1 g/cc. This is strictly valid at 100°C 4°C 0°C 25°C 100°C 4°C 0°C 25°C ANSWER DOWNLOAD EXAMIANS APP
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