Question:
Assertion (A): It is impossible to determine the exact position and exact
the momentum of an electron simultaneously.
Reason (R): The path of an electron in an atom is clearly defined.
(i) Both A and R are true and R is the correct explanation of A.
(ii) Both A and R are true and R is not the correct explanation of A.
(iii) A is true and R is false.
(iv) Both A and R are false.
Solution:
Option (iii) A is true and R is false is correct.