science
Grade-4-
Easy
Question
The wave of which color has the minimum frequency in the given picture?
- Red
- Green
- Blue
- Violet
Hint:
Minimum frequency is for the last color and maximum is for the first color in the spectrum.
The correct answer is: Red
- Wave frequency is the number of cycles or number of waves that pass a fixed point in a given amount of time.
- In the given picture it is maximum for violet and minimum for red.
- So, the correct answer is red.
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