Physics A barometer is kept inside a bell jar. Air is slowly pumped out of the jar. The bell jar breaks up The mercury level starts rising The mercury level does not change The mercury level starts falling The bell jar breaks up The mercury level starts rising The mercury level does not change The mercury level starts falling ANSWER DOWNLOAD EXAMIANS APP
Physics Water pipes in hilly areas often burst on a cold frosty night, because The material of which pipes are made contracts due to cold and so breaks None of these Water in the pipes freezes and on freezing water expands, so pipes break Frost makes the pipes rusty, so they break The material of which pipes are made contracts due to cold and so breaks None of these Water in the pipes freezes and on freezing water expands, so pipes break Frost makes the pipes rusty, so they break ANSWER DOWNLOAD EXAMIANS APP
Physics For an ideal gas, which one of the following statements does not hold true? The speed of all gas molecules is same There is no interactive force between the molecules. The potential energy of the gas molecules is zero The kinetic energies of all gas molecules are not same The speed of all gas molecules is same There is no interactive force between the molecules. The potential energy of the gas molecules is zero The kinetic energies of all gas molecules are not same ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Surface tension Diffusion Capillarity Viscosity Surface tension Diffusion Capillarity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics An object that has kinetic energy must be Falling Moving At an elevated position At rest Falling Moving At an elevated position At rest ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound in air is unaffected by change in Volume Humidity Temperature Pressure Volume Humidity Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
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