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Which light is better to insert a thread in hole of a needle? (A) Green (B) Red (C) Violet (D) Yellow

Which light is better to insert a thread in hole of a needle? 
(A)  Green
(B)  Red
(C)  Violet
(D)  Yellow

Grade:12th pass

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
GREEN light is better used to insert thread in hole of a needle.
 
But Please check with some one else. I amy be wrong

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