Solved papers for JEE Main & Advanced JEE Main Online Paper (Held On 23 April 2013)
done JEE Main Online Paper (Held On 23 April 2013) Total Questions - 2
question_answer1) The numbers of protons, electrons and neutrons in molecule of heavy water are respectively:
JEE Main Online Paper ( Held On 23 April 2013 )
question_answer2) The de Broglie wavelength of a car of mass 100 kg and velocity 36 km/hr is: \[(h=6.63\times {{10}^{-34}}\,Js)\]
JEE Main Online Paper ( Held On 23 April 2013 )