TS EAMCET 4 May 2018 Shift 1 Solved Paper

Section: Physics

Question : 116 of 160

Marks: +1, -0

Tlie de Broglie wavelength of an electron of kinetic energy 9eV is (take h = 4 × 10−15 eV . sec , e = 3 × 1010 cm/sec and the mass me of electron as mec2 = 0.5 MeV)

4 × 10−8 cm
3 × 10−8 cm
4 × 10−7 cm
3 × 10−7 cm

Validate

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