Dual Nature Of Light Question 33
Question: The mass of a particle is 400 times than that of an electron and the charge is double. The particle is accelerated by 5 V. Initially the particle remained in rest, then its final kinetic energy will be [MP PMT 1990]
Options:
A) 5 eV
B) 10 eV
C) 100 eV
D) 2000 eV
Show Answer
Answer:
Correct Answer: B
Solution:
$ E=eV=2e\times 5=10\ eV $