Physics A gradual increase in loudness is known as Timbre None of these Crescendo Fortissimo Timbre None of these Crescendo Fortissimo ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? 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 Iron, water and air ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is John Logie Baird Thomas Alva Edison Heinrich Hertz James Clerk Maxwell John Logie Baird Thomas Alva Edison Heinrich Hertz James Clerk Maxwell ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Total internal reflection Refraction Reflection Diffraction Total internal reflection Refraction Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Where does hydroelectric energy come from? Solar Air Water All of these Solar Air Water All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The refractive index of a transparent medium is maximum for Yellow light Green light Violet light Red light Yellow light Green light Violet light Red light ANSWER DOWNLOAD EXAMIANS APP
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