JEE Main 12 Jan 2019 Shift 1 Solved Paper

Section: Physics

Question : 29 of 90

Marks: +1, -0

A particle A of mass 'm' and charge 'q' isaccelerated by a potential difference of 50 V.Another particle B of mass '4 m' and charge 'q'is accelerated by a potential difference of 2500V. The ratio of de-Broglie wavelengths

λA

λB

is close to :

[12 Jan 2019 Shift 1]

10.00
14.14
4.47
0.07

Validate

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