Physics The instrument for measuring intensity of earthquakes is called Seismograph Pantagraph Ediograph Ergograph Seismograph Pantagraph Ediograph Ergograph ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 4.65 sec 3.44 sec 5.41 sec 2.87 sec 4.65 sec 3.44 sec 5.41 sec 2.87 sec ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Atomic emission Electron absorption Atomic absorption Electron emission Atomic emission Electron absorption Atomic absorption Electron emission ANSWER DOWNLOAD EXAMIANS APP
Physics The impurity atoms with which silicon should be doped to make p-type semiconductors are Germanium Antimony Phosphorus Boron Germanium Antimony Phosphorus Boron ANSWER DOWNLOAD EXAMIANS APP
Physics Which resource is both renewable and inexpensive? Sunlight Minerals Coal Gold Sunlight Minerals Coal Gold ANSWER DOWNLOAD EXAMIANS APP
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