Physics Water pipes in hilly areas often burst on a cold frosty night, because 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 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Universal gates are AND and OR OR and NOT AND and XOR NAND and NOR AND and OR OR and NOT AND and XOR NAND and NOR ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of magnetic permeability is Weber/meter Weber Henry/meter Henry Weber/meter Weber Henry/meter Henry ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following waves cannot be polarised? Radio Infrared Ultrasonic Ultra violet Radio Infrared Ultrasonic Ultra violet ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Diffraction Reflection Polarization Interference Diffraction Reflection Polarization Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Longitudinal waves on a string Sound waves in air Light waves Transverse waves on a string Longitudinal waves on a string Sound waves in air Light waves Transverse waves on a string ANSWER DOWNLOAD EXAMIANS APP
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