Question 6

If electrons are accelerated from rest through a potential difference of 10 kV, what is the wavelength of the associated electron? [m = 9.1 × 10^-31kg e = 1.6 × 10^-19C, 6.6 × 10^-34Js ]

A.1.22 x 10^{-11^m}
B.3.87 x 10^{-10^m}
C.2.27 x 10^{11^m}
D.2.27 x 10^{14^m}

Objective

Question details

Exam body: UNICAL
Subject: Physics
Year: 2020/2021
Question no.: #6
Type: Objective

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