Physics Materials that usually are good conductors of electricity? Wood Aluminium Nickel Lead Wood Aluminium Nickel Lead ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following principle is used to produce ''low-temperatures' ? Thermo-electric effect Super conductivity Joule-Kelvin effect Adiabatic demagnetisation Thermo-electric effect Super conductivity Joule-Kelvin effect Adiabatic demagnetisation ANSWER DOWNLOAD EXAMIANS APP
Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? The liquid cools No change The liquid evaporates The liquid boils The liquid cools No change The liquid evaporates The liquid boils ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Reflection Refraction Forced vibrations Damped vibrations Reflection Refraction Forced vibrations Damped vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is not a part of Kepler's Law? Law of periods Law of areas Law of speed Law of orbits Law of periods Law of areas Law of speed Law of orbits ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Prism Convex lens Glass slab Concave lens Prism Convex lens Glass slab Concave lens ANSWER DOWNLOAD EXAMIANS APP
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