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प्रश्न
Write whether of the following objects are luminous or non-luminous.
| Object | Luminous/Non-luminous |
| A book | |
| A burning candle | |
| A wax cloth | |
| A pencil | |
| A pen | |
| A light bulb | |
| A tyre | |
| A torch |
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उत्तर
| Object | Luminous/Non-luminous |
| A book | Non-luminous |
| A burning candle | Luminous |
| A wax cloth | Non-luminous |
| A pencil | Non-luminous |
| A pen | Non-luminous |
| A light bulb | Luminous |
| A tyre | Non-luminous |
| A torch | Luminous |
संबंधित प्रश्न
Fill in the blank.
Light gives us the sensation of ................
Fill in the blank.
Light travels in a ................. path.
Name any four man made sources of light.
Does the flame of a gas stove emit light?
The sun and ______ are the natural sources of light.
Write true or false
The stars have no light.
Answer the following.
Name some sources of light that are not hot.
A ______ is a natural source of light.
State whether true or false. If false, correct the statement.
If a ray of light passes obliquely from one medium to another, it does not suffer any deviation.
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?
