Physics Which determines the frequency of a sound wave? Amplitude Speed Medium Source Amplitude Speed Medium Source ANSWER DOWNLOAD EXAMIANS APP
Physics The wave of theory of light is based on The laws of reflection Huyghens' principle The laws of refraction The inverse square law The laws of reflection Huyghens' principle The laws of refraction The inverse square law ANSWER DOWNLOAD EXAMIANS APP
Physics Coolis tube is used to produce Radio waves X-rays Gama rays Micro waves Radio waves X-rays Gama rays Micro waves ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted. Shining black Shining white Rough black Rough white Shining black Shining white Rough black Rough white ANSWER DOWNLOAD EXAMIANS APP
Physics What is the phenomenon which established the transverse nature of light ? Diffraction Reflection Interference Polarisation Diffraction Reflection Interference Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics A bucket of water is hung from a spring balance. A piece of iron is suspended in the water without touching the sides or touching the bottom of the bucket. The reading of the spring balance Will decrease Varies with the increase of depth of the immersion of the iron piece Does not change Will increase Will decrease Varies with the increase of depth of the immersion of the iron piece Does not change Will increase ANSWER DOWNLOAD EXAMIANS APP
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