Nuclear Physics And Radioactivity Question 4
Question: Assertion : Bohr had to postulate that the electrons in stationary orbits around the nucleus do not radiate. Reason : According to classical physics all moving electrons radiate. [AIIMS 2003]
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: B
Solution:
Bohr postulated that electrons in stationary orbits around the nucleus do not radiate. This is the one of Bohr?s postulate. According to this the moving electrons radiate only when they go from one orbit to the next lower orbit.
BETA
