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प्रश्न
Write true or false of the following statement.
Light travels in a straight-line path.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Fill in the blank.
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What do we call a body that shines on its own?
Name any four man made sources of light.
Write the names of some cold light-emitting objects.
The sun and ______ are the natural sources of light.
Answer the following.
Write down five man-made sources of light.
Answer the following.
What is meant by luminous intensity? What is one lumen?
_______ is the natural source that stimulates sight and makes things visible.
A student observes a tree given in the following figure through a pin hole camera. Which of the diagrams given in the following figure (a) to (d), depicts the image seen by her correctly?
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.
