Physics
Differentiate between luminous objects and non-luminous objects. Give examples if applicable.
Answer
| S. No. | Luminous objects | Non-luminous objects |
|---|---|---|
| 1. | They emit their own light. | They do not emit their own light. |
| 2. | These objects are visible when their emitted light is received by the eyes. | These objects are visible only when they reflect the light falling on them. |
| 3. | Example : Sun, Stars. | Example : Chair, Table. |
Related Questions
Match the columns.
Column A Column B 1. Nature of image formed by pinhole camera (a) Grey zone of a shadow 2. Lunar eclipse (b) Dark shadow 3. Example of penumbra (c) Inverted image 4. Luminous object (d) Full moon night 5. Shadow formed by opaque object (e) LEDs Explain the following terms.
(a) Annular solar eclipse
(b) Propagation of light
(c) Transparent material
(d) Parallel beam of light
(e) Scattering of light
Differentiate between transparent, translucent and opaque objects. Give examples if applicable.
Differentiate between solar eclipse and lunar eclipse. Give examples if applicable.