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. Rough white Shining white Shining black Rough black Rough white Shining white Shining black Rough black ANSWER DOWNLOAD EXAMIANS APP
Physics Eddy current is generated by Convection Direct Current Induction Conduction Convection Direct Current Induction Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the longest wavelength? Ultraviolet radiation X-ray radiation Visible radiation Infrared radiation Ultraviolet radiation X-ray radiation Visible radiation Infrared radiation ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Reflection Refraction Forced vibrations Damped vibrations Reflection Refraction Forced vibrations Damped vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Refraction Interference Reflection Scattering Refraction Interference Reflection Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics What are the particles emitted by radioactive element after 3 consecutive disintegration? 2 beta 2 alpha 2 alpha 1 beta 2 beta 1 alpha 1 alpha 1 beta 2 beta 2 alpha 2 alpha 1 beta 2 beta 1 alpha 1 alpha 1 beta ANSWER DOWNLOAD EXAMIANS APP