Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light The wavelength of electrons is smaller as compared to the wavelength of visible light The electrons have more energy than the light particles It uses more powerful lenses The velocity of electron is smaller than that of visible light The wavelength of electrons is smaller as compared to the wavelength of visible light The electrons have more energy than the light particles It uses more powerful lenses ANSWER DOWNLOAD EXAMIANS APP
Physics Isotopes of an element contain the same number of neutrons but different number of protons the same number of protons but different number of neutrons equal number of nucleons equal number of protons and electrons the same number of neutrons but different number of protons the same number of protons but different number of neutrons equal number of nucleons equal number of protons and electrons ANSWER DOWNLOAD EXAMIANS APP
Physics For a ray of light to suffer total internal reflection it has to pass from : Water to glass Air to water Air to glass Glass to water Water to glass Air to water Air to glass Glass to water ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of light is maximum in ________ Gases Vacuum Liquids Solids Gases Vacuum Liquids Solids ANSWER DOWNLOAD EXAMIANS APP
Physics In the atmosphere ultraviolet rays are absorbed by Nitrogen Helium Oxygen Ozone Nitrogen Helium Oxygen Ozone ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Depends on the speeds of various fragments Depends on the total mass of all the fragments Is zero Is infinity Depends on the speeds of various fragments Depends on the total mass of all the fragments Is zero Is infinity ANSWER DOWNLOAD EXAMIANS APP
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