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 - 1
question_answer1) Electrons are accelerated through a potentialdifference V and protons are acceleratedthrough a potential difference 4 V. The de-Broglie wavelengths are \[{{\lambda }_{e}}\] and \[{{\lambda }_{\operatorname{p}}}\] for electrons and protons respectively. The ratio of \[\frac{{{\lambda }_{e}}}{{{\lambda }_{\operatorname{P}}}}\] is given by: (given\[{{\operatorname{m}}_{e}}\]is mass of electron and\[{{\operatorname{m}}_{\operatorname{p}}}\]is mass of proton)
[JEE Main Online Paper ( Held On 23 April 2013 )