Physics Who measured the velocity of light first ? Newton Einstein Romer Galileo Newton Einstein Romer Galileo ANSWER DOWNLOAD EXAMIANS APP
Physics For an ideal gas, which one of the following statements does not hold true? There is no interactive force between the molecules. The potential energy of the gas molecules is zero The speed of all gas molecules is same The kinetic energies of all gas molecules are not same There is no interactive force between the molecules. The potential energy of the gas molecules is zero The speed of all gas molecules is same The kinetic energies of all gas molecules are not same ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 7 nm 70 nm 0.07 nm 700 nm 7 nm 70 nm 0.07 nm 700 nm ANSWER DOWNLOAD EXAMIANS APP
Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Ionosphere Stratosphere Troposphere Mesosphere Ionosphere Stratosphere Troposphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The pressure exerted by a 760 mm column of mercury at 0°C is known as 1 pascal 1 bar 1 poise 1 atmosphere 1 pascal 1 bar 1 poise 1 atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The ''Greenhouse effect' is mainly due to increase in atmospheric Carbon dioxide Ozone Sulphur dioxide Nitrogen Carbon dioxide Ozone Sulphur dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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