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प्रश्न
A student has to trace the path of a ray of light through a glass prism. List four precautions he should observe for better results.
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उत्तर
Precautions to be observed to trace the path of a ray of light through a glass prism:
1. Make sure the prism taken is polished and not broken.
2. Make sure to look at the image through the proper eye level through the prism.
3. Sharp lines need to be drawn so that proper results can be observed.
4. The angle of incidence ideally should be 45o for a better outcome.
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संबंधित प्रश्न
Draw a diagram to show the refraction of light through a glass prism. On this diagram, mark
(i) incident ray
(ii) emergent ray, and
(iii) angle of deviation.
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A wave has wavelength 50Å of State the speed in vacuum.
The process of separation of light into its component colours while passing through a medium is called _______.
Observe the given figure and write appropriate phenomenon of light in the box.
The splitting of white light in to seven colors is called ______.
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
Assertion: We can see the rainbow in the sky when the rain starts falling after a spell of bright sunlight.
Reason: The rainbow is formed due to the dispersion of light.
In the following diagram showing dispersion of white light by a glass prism, the colours 'P' and 'Q’ respectively are:
