The wavelength of electrons accelerated from rest through a potential difference of 40 kV is x × 10-12m. The value of x is________. (Nearest Integer)
Given : Mass of electron = 9.1 × 10-31kg
Charge on an electron = 1.6 × 10-19C
Planck’s constant = 6.63 × 10-34Js
The wavelength of electrons accelerated from rest through a potential difference of 40 kV is x × 10-12m. The value of x is________. (Nearest Integer)
Given : Mass of electron = 9.1 × 10-31kg
Charge on an electron = 1.6 × 10-19C
Planck’s constant = 6.63 × 10-34Js
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1 Answer
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Here,
[the nearest integer = 6]
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