Question

Q. Circle the odd one out. 1. Sun, star electric bulb, camera 2. Metal sheet, wooden door, ground glass, brick wall 3. Inverted, smaller, virtual, same in colour 4. Source of light, opaque object, screen, transparent object 5. Transparent, luminous, opaque, translucent​

Answer 1

Answer:

1)camera

2)ground glass

3)same in colour

4)opaque object

5)opaque

Answer 2

Answer:

1. Camera

2. Ground glass

3. Same in colour

4. Source of light

5. Luminous

Explanation:

1. Camera is a non-luminous object.

2. Ground glass because it is not common to use glass for the construction of ground.

3. Same in colour is the same for all properties of relection in spherical and plane surfaces.

4. Source of light is luminous but others are non-luminous.

5. Transparent, Opaque, Translucent​ are types of transparency but Luminous is not a type.