Physics Alternating current is converted into direct current by a Oscillator Transformer Rectifier Dynamo Oscillator Transformer Rectifier Dynamo ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because metals have higher thermal capacity than plastics plastics have a lower density than metals metals are good conductor of heat plastics have a higher thermal conductivity than metals metals have higher thermal capacity than plastics plastics have a lower density than metals metals are good conductor of heat plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP
Physics Rocket works on the principle of Newton's Second Law Newton's Third Law Newton's First Law Archimedes Principle Newton's Second Law Newton's Third Law Newton's First Law Archimedes Principle ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has High intensity Long wavelength High frequency Low refraction in the medium High intensity Long wavelength High frequency Low refraction in the medium ANSWER DOWNLOAD EXAMIANS APP
Physics An optically plane surface reflects a beam of light As parallel beams in all directions As diffused beams in all directions As a diffused beam in one direction As a parallel beam in one direction As parallel beams in all directions As diffused beams in all directions As a diffused beam in one direction As a parallel beam in one direction ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Audible sounds Megasonics Ultrasonics Infrasonics Audible sounds Megasonics Ultrasonics Infrasonics ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS