Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Increases with height of the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall Increases with height of the wall Depends on the area of the wall Depends on the thickness of the wall Increases with depth of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics Acceptable noise level for human ear = 85 db None of these > 85 db < 85 db = 85 db None of these > 85 db < 85 db ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance To decrease the current flow Ro decrease the voltage momentarily To increase the current flow To decrease the resistance ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Cells Filament Circuit Element Cells Filament Circuit ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Choke' used with a tube light is basically A capacitor A transformer An inductor A resistor A capacitor A transformer An inductor A resistor ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Prism Glass slab Convex lens Concave lens Prism Glass slab Convex lens Concave lens ANSWER DOWNLOAD EXAMIANS APP
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