Chemistry · 2013
JEE Main · 23 April 2013, Shift 1 · Q52
The de Broglie wavelength of a car of mass 1000kg and velocity 36 km/hr is: ( h =6.63 × 10^-34 Js )
The de Broglie wavelength of a car of mass 1000kg and velocity $\displaystyle 36$ km/hr is :
$$\left(\mathrm{h}=6.63 \times 10^{-34} \mathrm{Js}\right)
$$
Official answer
(2)
$\displaystyle 6.626 \times 10^{-38} \mathrm{~m}$
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JEE Main 2013 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.