Physics In MRI machine, which one of the following is used? Magnetic wave Ultra-sound wave Sound wave X-ray Magnetic wave Ultra-sound wave Sound wave X-ray ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: Blue White Black Grey Blue White Black Grey ANSWER DOWNLOAD EXAMIANS APP
Physics Erg cross Sec is the unit of Angular momentum Energy Planck's constant Linear Momentum Angular momentum Energy Planck's constant Linear Momentum ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect It rediates heat better than metals It absorbs sun's rays It reflects sun's rays It retains the heat inside by the green house effect It rediates heat better than metals ANSWER DOWNLOAD EXAMIANS APP
Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Refraction No option is correct Propagation Diffraction Refraction No option is correct Propagation Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics A nuclear reactor is said to have become 'critical' when It starts emitting dangerous radioactive radiations It is shut down to avoid explosion It stops due to malfunctioning It is ready to produce controlled energy It starts emitting dangerous radioactive radiations It is shut down to avoid explosion It stops due to malfunctioning It is ready to produce controlled energy ANSWER DOWNLOAD EXAMIANS APP