Physics Which of these is not a simple machine? A lever A ramp The pulley A pair of scissors A lever A ramp The pulley A pair of scissors ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Polarisation Reflection Diffraction Interference Polarisation Reflection Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of : Sublimation Evaporation Diffusion Vaporisation Sublimation Evaporation Diffusion Vaporisation ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following doesn't have any effect on velocity of sound ? Temperature Pressure Density Humidity Temperature Pressure Density Humidity ANSWER DOWNLOAD EXAMIANS APP
Physics The GPS device in an automobile uses which communication channel? Infrared Radio frequency Microwave Satellite Infrared Radio frequency Microwave Satellite ANSWER DOWNLOAD EXAMIANS APP
Physics What is the name of the device used to convert alternating current into direct current ? Ammeter Galvanometer Rectifier Transformer Ammeter Galvanometer Rectifier Transformer ANSWER DOWNLOAD EXAMIANS APP
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