Physics Natural radioactivity was discovered by Enrico Fermi Ernest Rutherfor Henri Becquerel Marie Curie Enrico Fermi Ernest Rutherfor Henri Becquerel Marie Curie ANSWER DOWNLOAD EXAMIANS APP
Physics If a band is played on the moon the sound will Reverberate Be heard by us faintly Be heard upto 10km from it Not be heard at any distance at all from it Reverberate Be heard by us faintly Be heard upto 10km from it Not be heard at any distance at all from it ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Polarisation of light Interference of light Refraction of light Total internal reflection of light Polarisation of light Interference of light Refraction of light Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics The propagation of sound waves in a gas involves Adiabatic compression and rarefaction Isochoric compression and rarefaction Isothermal compression and rarefaction Isobaric compression and rarefaction Adiabatic compression and rarefaction Isochoric compression and rarefaction Isothermal compression and rarefaction Isobaric compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Diffraction Refraction Reflection Total internal reflection Diffraction Refraction Reflection Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Why does a cannon recoil after firing ? Newton's first law of motion Newton's third law of motion Conservation of energy Backward thrust of gases produced Newton's first law of motion Newton's third law of motion Conservation of energy Backward thrust of gases produced ANSWER DOWNLOAD EXAMIANS APP