Home
Class 10
PHYSICS
One can sense colours only in ...

One can sense colours only in bright light. Can you explain why?

Text Solution

Verified by Experts

The retina in the eye is made of many light sensitive cells. The rod-shaped cells respond to the intensity cells. The rod-shaped to the intensity of light while the cone-shaped cells respond to various colours.
(2) The cone-shaped cells do not respond to faint light. They function only in bright light. Hence , one can sense colours only in bright light.
Promotional Banner

Topper's Solved these Questions

  • LENSES

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Distinguish between|6 Videos

  • LENSES

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Paragraph|5 Videos

  • LENSES

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Answer the following questions :|145 Videos

  • LAWS, RULES, UNITS AND DEFINITIONS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Carbon Compounds|18 Videos

  • MAKING CONCEPT DIAGRAMS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Cell Biology and Biotechnology|2 Videos

Similar Questions

Explore conceptually related problems

One can sense colours only in bright light. Give reason

Veins have valves which allow blood to flow only in one direction. Arteries do not have valves. Yet the blood flows in one direction only. Can you explain why?

A mixture of pure oxygen and acetylene is burnt for welding. Can you explain why a mixture of acetylene and air is not used?

An object can be seen only if it emits light.

Wave theory of light only can explain

Can you calculate magnetic induction due to a semi-infinite current carrying straight wire. Ifnot then explain why?