Physics On which of the following techniques photostate machine works ? Electrostatic Image—Making Electromagnetic Image— Making Thermal Image—Making Magnetic Image—Making Electrostatic Image—Making Electromagnetic Image— Making Thermal Image—Making Magnetic Image—Making ANSWER DOWNLOAD EXAMIANS APP
Physics When temperature difference between liquid and its surroundings is doubled, the rate of loss of heat will: Remain same Three times Double Four times Remain same Three times Double Four times ANSWER DOWNLOAD EXAMIANS APP
Physics If the length of a simple pendulum is halved then its period of oscillation is Decreased by a factor 2 Doubled Halved Increased by a factor 2 Decreased by a factor 2 Doubled Halved Increased by a factor 2 ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Dispersion of light only Total internal reflection of light only Refraction and total internal reflection of light Refraction of light only Dispersion of light only Total internal reflection of light only Refraction and total internal reflection of light Refraction of light only ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics Electron microscope works on which of the following principles? Motion of charged particle in electromagnetic fields Optical interference Faraday's law of Electromagnetic induction Wave Nature of electrons Motion of charged particle in electromagnetic fields Optical interference Faraday's law of Electromagnetic induction Wave Nature of electrons ANSWER DOWNLOAD EXAMIANS APP
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