Physics A balloon filled with hydrogen will Burst after reaching some height Reach a particular height and start coming down Reach a particular height and remain floating Continue going upwards uninterrupted Burst after reaching some height Reach a particular height and start coming down Reach a particular height and remain floating Continue going upwards uninterrupted ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following phenomenon helps to conclude that light is a transverse wave? Polarisation Interference Refraction Diffraction Polarisation Interference Refraction Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound is the greatest in : Water Glass Air Glycerine Water Glass Air Glycerine ANSWER DOWNLOAD EXAMIANS APP
Physics A fresh egg when placed in salt water will Burst Sink but will not go to the bottom Float Sink and go to the bottom Burst Sink but will not go to the bottom Float Sink and go to the bottom ANSWER DOWNLOAD EXAMIANS APP
Physics An electron and a proton starting from rest get accelerated through potential difference of 100 kV. The final speed of the electron and the proton are Ve and Vp respectively. Which of the following relations is correct? Cannot be determined Ve = Vp Ve > Vp Ve < Vp Cannot be determined Ve = Vp Ve > Vp Ve < Vp ANSWER DOWNLOAD EXAMIANS APP
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