Questions
How much kinetic energy will be gained by an a-particle in going from a point at 70 V to another point at 50 V ?
a
40 eV
b
40 keV
c
40 MeV
d
0 eV
detailed solution
Correct option is A
KE=qV1-V2=2×1.6×10-19×(70-50)=40eVTalk to our academic expert!
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Kinetic energy of an electron accelerated through a potential difference of 100 V is
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