Physics Water pipes in hilly areas often burst on a cold frosty night, because None of these The material of which pipes are made contracts due to cold and so breaks Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break None of these The material of which pipes are made contracts due to cold and so breaks Frost makes the pipes rusty, so they break Water in the pipes freezes and on freezing water expands, so pipes break ANSWER DOWNLOAD EXAMIANS APP
Physics Which combination of colour is the most convenient during day and night time ? Yellow and blue Red and green White and black Organe and blue Yellow and blue Red and green White and black Organe and blue ANSWER DOWNLOAD EXAMIANS APP
Physics Flemings ''Left hand Rule" is associated with the effect of Magnetic field on magnet Magnetic Field on current Electric field on magnet Electric field on current Magnetic field on magnet Magnetic Field on current Electric field on magnet Electric field on current ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the bottom At the top Can be anywhere At the middle At the bottom At the top Can be anywhere At the middle ANSWER DOWNLOAD EXAMIANS APP
Physics Ocean currents are an example of Convection Conduction Insulation Radiation Convection Conduction Insulation Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Coolis tube is used to produce Gama rays Micro waves Radio waves X-rays Gama rays Micro waves Radio waves X-rays ANSWER DOWNLOAD EXAMIANS APP