Physics A soap bubble shows colours when illuminated with white light. This is due to Reflection Interference Diffraction Polarisation Reflection Interference Diffraction Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Longitudinal waves cannot travel through Vacuum Liquid Solid Gas Vacuum Liquid Solid Gas ANSWER DOWNLOAD EXAMIANS APP
Physics An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's Fourth law Second law First law Third law Fourth law Second law First law Third law ANSWER DOWNLOAD EXAMIANS APP
Physics Which term is not associated with sound wave? Decibel Hertz Mach Candela Decibel Hertz Mach Candela ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the area of the wall Increases with height of the wall Increases with depth of the wall Depends on the thickness of the wall Depends on the area of the wall Increases with height of the wall Increases with depth of the wall Depends on the thickness of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
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