Dual Nature Of Light Question 70
Question: Electric field and magnetic field in Thomson mass spectrograph are applied [RPMT 1998]
Options:
A) Simultaneously, perpendicular
B) Perpendicular but not simultaneously
C) Parallel but not simultaneously
D) Parallel simultaneously
Show Answer
Answer:
Correct Answer: D
Solution:
In Thomson?s mass spectrograph $ \overrightarrow{E}||\overrightarrow{B} $