Physics A small gap is left at the joints of rails in a railway track to Avoid the heating of tracks to high temperature Keep the rails equidistant Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation Avoid the heating of tracks to high temperature Keep the rails equidistant Control the speed of train Avoid the tracks being distorted due to seasonal temperature variation ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Gravitational force Low viscosity of oil Capillary action Pressure difference Gravitational force Low viscosity of oil Capillary action Pressure difference ANSWER DOWNLOAD EXAMIANS APP
Physics Centrifugal force increases with Temperature Acceleration Pressure Humidity Temperature Acceleration Pressure Humidity ANSWER DOWNLOAD EXAMIANS APP
Physics Amount of water vapour in the atmosphere is measured in terms of Smog Droplets All of these Humidity Smog Droplets All of these Humidity ANSWER DOWNLOAD EXAMIANS APP
Physics Sound cannot pass through Vacuum Water Air Steel Vacuum Water Air Steel ANSWER DOWNLOAD EXAMIANS APP
Physics ________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system. First law of thermodynamics Hooke's Law The coulomb's law Faraday's Law First law of thermodynamics Hooke's Law The coulomb's law Faraday's Law ANSWER DOWNLOAD EXAMIANS APP
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