December2015 cs Q67

0. Which of the following is/are the principal components of a memory-tube display?
(a)Flooding gun
(b)Collector
(c)Phosphorus grains
(d)Ground Codes:

Answer
Comment
Array

Option : D
Explanation : The principal components of a memory-tube display are flooding gun, collector, phosphorus grains and ground. So, option (D) is correct.

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