The deflection of an electron beam on reducing preaccelerating anode v – McqOptions

MCQOPTIONS

1.	The deflection of an electron beam on reducing preaccelerating anode voltage to half and making deflecting plate voltage double with initial electron beam on CRT screen as 5 mm is
A.	5 mm
B.	10 mm
C.	20 mm
D.	2.5 mm
Answer» D. 2.5 mm

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