Question

A blue coloured pot is seen in red light. It will appear

• A. White
• B. Blue
• C. Magenta
• D. Black

Answer 1

The correct option is C

Magenta

1. Red, green and blue is known as primary colours.
2. These colours are called primary because these colours cannot be formed by the combination of other colours.
3. All the other colours can be obtained by the combination of primary colours only.
4. On mixing two primary colours secondary colours are obtained.
5. On mixing red and green a yellow colour is obtained.
6. On mixing red and blue colour a magenta colour is obtained.
7. On mixing blue and green colours a cyan colour is obtained.
8. Yellow, magenta and cyan are known as secondary colours.
9. So, when the blue coloured pot is seen in red light. It will appear magenta.

Hence, option C is correct.