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Spectrum — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsSpectrum3 Marks
Question
An imaginary material reflects red light, scatters green light, transmits blue light, and absorbs yellow, orange, and violet light. A cube of this material is shown in the given diagram.

The surface is illuminated with a beam of white light. What colour will this cube appear?
(i) from above,
(ii) from below and
(iii) from the sides?
✓

Answer

When viewed from above – Red.
When viewed from below – Blue.
When viewed from sides – Green.

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