A circular disc of which 2/3 part is coated with yellow and 1/3 part is with blue. It is rotated about its central axis with high velocity, then it will be seen as |
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a) |
Green |
b) |
Brown |
c) |
White |
d) |
Violet |
A circular disc of which 2/3 part is coated with yellow and 1/3 part is with blue. It is rotated about its central axis with high velocity, then it will be seen as |
|||||||
a) |
Green |
b) |
Brown |
c) |
White |
d) |
Violet |