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PHYSICS

Physics
An image formed by a plane mirror, that cannot be obtained on a screen is called ________

Real image
Virtual image
Inverted image
Erect image

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Physics
Light from Sun reaches Earth in approximately

12 minutes
10 minutes
8 minutes
3 minutes

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Physics
The speed of light in air is

3 × 10–8 m/s
8 × 103 m/s
Infinity
3 × 108 m/s

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Physics
Eclipses occur due to which optical phenomena?

Diffraction
Refraction
Rectilinear propagation
Reflection

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Physics
When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of :

Sublimation
Vaporisation
Diffusion
Evaporation

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