Exercises
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Simple step-by-step solutions to Exercises questions of Light Energy from Living Science Physics 8. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.
Questions from Exercises with Hints & Solutions
An incident ray passing through the focus of a convex mirror goes undeviated after reflection.
A concave mirror is used in solar heaters.
A real image is always erect.
Light travels faster in the air than in water.
The ray of light emerging out of a glass slab is always parallel to the incident ray.
A prism is a glass block that has a rectangular cross-section, formed by three triangular faces.
The angle through which the incident ray is deviated by the prism is called the angle of deviation.
A rainbow is formed because water droplets of the atmosphere behave like glass slabs.
