Plz get me pdf of dav guide book class 7 science
Asked by sagarika2308 | 31st Oct, 2017, 10:10: PM
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Answered by Sheetal Kolte | 1st Nov, 2017, 10:01: AM
- dispersion
- Why are the glasses of the car sometimes coloured?
- Why do soap bubbles sometimes colourful?
- What is dispersion of light?
- What is a spectrum?
- In which direction does a ray of light bend while emerging out of a prism?
- Why do different colours of light refract at different angles in the formation of a spectrum?
- Draw a diagram to show the splitting of white light into seven colours on passing through a prism.
- Which color light bends the most and which the least while passing through a prism?
- How many colours are there in white light? Name the various colours of white light.
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