Physics A person does some work of 1,000 J in 2 s. His power will be ________ 25W 1000W 500W 50W 25W 1000W 500W 50W ANSWER DOWNLOAD EXAMIANS APP
Physics Who defined the law of gravitation ? Archimedes Galileo Faraday Newton Archimedes Galileo Faraday Newton ANSWER DOWNLOAD EXAMIANS APP
Physics Which metal is the best conductor of heat? Silver Gold All of these Copper Silver Gold All of these Copper ANSWER DOWNLOAD EXAMIANS APP
Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling The bell jar breaks up The mercury level does not change The mercury level starts rising The mercury level starts falling ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are unaffected by atmospheric disturbances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are unaffected by atmospheric disturbances. ANSWER DOWNLOAD EXAMIANS APP
Physics Quality of a musical note depends on Fundamental frequency Amplitude of the wave Velocity of sound in the medium Harmonics present Fundamental frequency Amplitude of the wave Velocity of sound in the medium Harmonics present ANSWER DOWNLOAD EXAMIANS APP
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