Physics An electron microscope gives higher magnification than an optical microscope, because : The electrons have more energy than the light particles 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 It uses more powerful lenses The electrons have more energy than the light particles 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 It uses more powerful lenses ANSWER DOWNLOAD EXAMIANS APP
Physics During the motion of a projectile fired from the earth surface, ________ Horizontal component of its velocity remains constant Its momentum remains constant Vertical component of its velocity remains constant Its kinetic energy remains constant Horizontal component of its velocity remains constant Its momentum remains constant Vertical component of its velocity remains constant Its kinetic energy remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Total internal reflection of light only Refraction and total internal reflection of light Dispersion of light only Refraction of light only Total internal reflection of light only Refraction and total internal reflection of light Dispersion of light only Refraction of light only ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength X-rays Gamma ray Utraviolet ray Cosmic ray X-rays Gamma ray Utraviolet ray Cosmic ray ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 6.33 N 3.33 N 4.33 N 5.33 N 6.33 N 3.33 N 4.33 N 5.33 N ANSWER DOWNLOAD EXAMIANS APP
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