Questions
The ratio of momenta of an electron and an -particle which are accelerated from rest by a potential difference of 100 volt is
detailed solution
Correct option is D
Momentum p=2mK; where K= kinetic energy =Q.V⇒p=2mQV⇒p∝mQ⇒pepα=meQemαQα=me2mαTalk to our academic expert!
Similar Questions
A mass m = 20 g has a charge q = 3.0mC. It moves with a velocity of 20 m/s and enters a region of electric field of 80 N/C in the same direction as the velocity of the mass. The velocity of the mass after 3 seconds in this region is
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