| ASSERTION: An electric field is preferred in comparison to magnetic field for detecting the electron beam in a television picture tube. |
| REASON: Electric field requires low voltage. |
A) If both assertion and reason are true and reason is the correct explanation of assertion.
B) If both assertion and reason are true and reason is not the correct explanation of assertion.
C) If assertion is true but reason is false.
D) If both assertion and reason are false.
E) If assertion is false but reason is true.
Correct Answer: D
Solution :
If electric field is used for detecting the electron beam, then very high voltage will have to be applied and very long tube will have to be taken.
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