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1. |
Important elements of cathode ray tube are given below:a) Pre-accelerating anodeb) Accelerating anodec) Focusing anoded) Heated cathodeCorrect sequence of the above elements in a CRT in the direction of electron beam is |
A. | a, b, c, d |
B. | a, c, b, d |
C. | d, a, c, b |
D. | d, c, a, b |
Answer» E. | |