Physics (Essay) Paper 2 WASSCE (PC 2ND), 2020

Question 6

 

An electron of mass 9.1 x 10-31 kg has a velocity of 1.0 x 106 ms-1. Determine the        de-Broglie wavelength of the electron. [h = 6.6 x 10-34 Js].

Observation

 

   Majority of candidates attempted this question but performed averagely. Performance was fair.

            

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