Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Iron, water and air Iron, air and water Air, water and iron Water, iron and air Iron, water and air Iron, air and water Air, water and iron Water, iron and air ANSWER DOWNLOAD EXAMIANS APP
Physics The energy stored in a watch spring is Chemical energy Kinetic energy Heat energy Potential energy Chemical energy Kinetic energy Heat energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because Glass undergoes a change due to the heat The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top The tungsten filament evaporates and collects there ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Transformer Induction coil Rectifier Dynamo Transformer Induction coil Rectifier Dynamo ANSWER DOWNLOAD EXAMIANS APP
Physics Relative humidity is expressed as Grams Kilograms Percentage Ratio Grams Kilograms Percentage Ratio ANSWER DOWNLOAD EXAMIANS APP
Physics The width of depletion layer of a P-N junction Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping Is increased under reverse bias Is independent of applied voltage Decreases with light doping Increases with heavy doping ANSWER DOWNLOAD EXAMIANS APP
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