Physics Which of the following features of a tunnel diode is its drawback Instability due to negative resistance Extremely high frequency response Very low power consumptions Very wide temperature range of operations Instability due to negative resistance Extremely high frequency response Very low power consumptions Very wide temperature range of operations ANSWER DOWNLOAD EXAMIANS APP
Physics Energy is continuously created in the sun due to: Artificial radioactivity Nuclear fission Nuclear fusion Radioactivity Artificial radioactivity Nuclear fission Nuclear fusion Radioactivity ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Infra-red waves Sound waves Micro waves Ultrasonic waves Infra-red waves Sound waves Micro waves Ultrasonic waves ANSWER DOWNLOAD EXAMIANS APP
Physics The filament of electric bulb is made up of : Copper Tungsten Nichrome Lead Copper Tungsten Nichrome Lead ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetism at the centre of a bar magnet is minimum minimum or maximum maximum zero minimum minimum or maximum maximum zero ANSWER DOWNLOAD EXAMIANS APP
Physics When a steel ball is placed on the surface of mercury, it does not sink because Mercury is a semisolid The density of mercury is greater than that of steel Of the surface tension of mercury Of the high viscosity of mercury Mercury is a semisolid The density of mercury is greater than that of steel Of the surface tension of mercury Of the high viscosity of mercury ANSWER DOWNLOAD EXAMIANS APP
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