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प्रश्न
Tick the correct answer.
Light is a font of
विकल्प
Work
Energy
Power
None of these
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उत्तर
Energy
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संबंधित प्रश्न
Write the names of some cold light-emitting objects.
Tick the correct answer.
Substance which don’t allow light to pass through them,
Fill in the blank
The brightness of light is measured in ...................
Fill in the blank
A ............. is formed when the path of light is obstructed by an ..............
Write true or false
Opaque objects do not allow light to pass through them.
A ______ is an artificial source of light.
If VB, VG, VR be the velocity of blue, green, and red light respectively in a glass prism, then which of the following statement gives the correct relation?
Why are traffic signals red in colour?
Look at the figure given in the following figure.
Will there be any difference in the shadow formed on the screen in A and B.
Using a pinhole camera a student observes the image of two of his friends, standing in sunlight, wearing yellow and red shirt respectively. What will be the colours of the shirts in the image?
