Physics The velocity of sound in moist air is more than in dry air because the moist air has More pressure than dry air. Less pressure than dry air. Less density than dry air. More density than dry air. More pressure than dry air. Less pressure than dry air. Less density than dry air. More density than dry air. ANSWER DOWNLOAD EXAMIANS APP
Physics Optic fibres are used in : CAT scans Ultrasound scans X-ray photos Endoscopy CAT scans Ultrasound scans X-ray photos Endoscopy ANSWER DOWNLOAD EXAMIANS APP
Physics Unit of impedance is ________ Ohm Tesla Hertz Henry Ohm Tesla Hertz Henry 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 Varies with the increase of depth of the immersion of the iron piece Will decrease Does not change Will increase Varies with the increase of depth of the immersion of the iron piece Will decrease Does not change Will increase ANSWER DOWNLOAD EXAMIANS APP
Physics An instrument that records earthquakes is Seismograph Ergograph Ediograph Thermograph Seismograph Ergograph Ediograph Thermograph ANSWER DOWNLOAD EXAMIANS APP
Physics Eclipses occur due to which optical phenomena? Refraction Diffraction Rectilinear propagation Reflection Refraction Diffraction Rectilinear propagation Reflection ANSWER DOWNLOAD EXAMIANS APP
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