Electrostatics 2 Question 16
17. An alpha particle of energy is scattered through by a fixed uranium nucleus. The distance of closest approach is of the order of
(a)
(b)
(c)
(d)
Assertion and Reason
Mark your answer as
(a) If Statement I is true, Statement II is true; Statement II is the correct explanation for Statement I.
(b) If Statement I is true, Statement II is true; Statement II is not a correct explanation for Statement I.
(c) If Statement I is true; Statement II is false.
(d) If Statement I is false; Statement II is true.
Show Answer
Answer:
Correct Answer: 17. (a, b, c, d)
Solution:
- From conservation of mechanical energy decrease in kinetic energy = increase in potential energy
i.e.