An atom of a rare gas is placed is an electric field E. Then
A
The nucleus will be shifted in the direction of E by an amount which is proportional to E.
B
The nucleus will not be shifted.
C
The nucleus will be shifted in the direction of E by an amount which is independent of E.
D
The nucleus will be shifted in a direction opposite to that of E.
Correct Answer: The nucleus will be shifted in the direction of E by an amount which is proportional to E.