Q. To produce deflection in a television picture tube:
A) a magnetic field is used
B) an electric field is used
C) none of the above
D) both electric and magnetic field are used
โ Correct Answer: a magnetic field is used
Exam Insight
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A) a magnetic field is used
B) an electric field is used
C) none of the above
D) both electric and magnetic field are used
โ Correct Answer: a magnetic field is used
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