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Subjects
Science CBSE
Class 7
Light
Textbook questions
47.
NCERT Exemplar XVI
Exercise condition:
2
m.
Boojho made light from a laser torch to fall on a prism. Will he be able to observe a band of seven colours? Explain with a reason.
Yes, Boojho can
No, Boojho cannot
observe a band of seven colours. It is because
only two lights are
only one light is
seven lights are
produced from the laser torch.
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