Physics The propagation of sound waves in a gas involves Isobaric compression and rarefaction Isothermal compression and rarefaction Isochoric compression and rarefaction Adiabatic compression and rarefaction Isobaric compression and rarefaction Isothermal compression and rarefaction Isochoric compression and rarefaction Adiabatic compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following statements with regard to Jet stream, an upper level tropospheric wave, is not correct? It is narrow band of high-velocity wind. Jet streams are typically continuous over long distances. It follows the wave path near the tropopause at elevations of 8 km to 15 km. In summer, the polar front jet achieves its maximum force. It is narrow band of high-velocity wind. Jet streams are typically continuous over long distances. It follows the wave path near the tropopause at elevations of 8 km to 15 km. In summer, the polar front jet achieves its maximum force. ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 10 cm 20 cm 15 cm 5 cm 10 cm 20 cm 15 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Physics A water tank appears shallower when it is viewed from top due to Refraction Reflection Total internal reflection Rectilinear propagation of light Refraction Reflection Total internal reflection Rectilinear propagation of light ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Refraction Forced vibrations Reflection Damped vibrations Refraction Forced vibrations Reflection Damped vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Polarization Diffraction Interference Reflection Polarization Diffraction Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
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