NEET Physics Nuclei Questions Solved

Watch Physics > Nuclei Videos
play button

A radioactive nucleus undergoes α-emission to form a stable element. What will be the recoil velocity of the daughter nucleus if V is the velocity of α-emission and A is the atomic mass of radioactive nucleus 
(a) 4VA-4             (b) 2VA-4
(c) 4VA+4             (d) 2VA+4


According to conservation of momentum 4v=A-4v'v'=4vA-4 .

Difficulty Level:

  • 53%
  • 24%
  • 20%
  • 5%
Crack NEET with Online Course - Free Trial (Offer Valid Till September 18, 2019)