Magnetic Effects Of Current Question 6
Assertion : The ion cannot move with a speed beyond a certain limit in a cyclotron. Reason : As velocity increases, the time taken by the ion to complete a revolution increases.
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 are both false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: C
Solution:
Time taken is independent of velocity and radius of path. However, maximum velocity will be given by $ {v_{\max }}=\frac{qBR}{m} $ where R is radius of Dees.
BETA
