Home
Class 10
PHYSICS
Why is danger signals are red ?...

Why is danger signals are red ?

Text Solution

Verified by Experts

Among the colours of visible light, red has more wavelengths and least scattered . Thus, red colour can easily go through fog or mist or smoke without getting scattered. It can be seen from long distance. So red colour is used in universaldanger signal.
Promotional Banner

Topper's Solved these Questions

  • HUMAN EYE AND COLOURFUL WORLD

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION-III) 2 MARKS QUESTIONS|13 Videos

  • HUMAN EYE AND COLOURFUL WORLD

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION-III) (CONCEPTUAL UNDERSTANDING)|10 Videos

  • HUMAN EYE AND COLOURFUL WORLD

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE QUESTIONS FOR NEW MODEL EXAMINATION (SECTION-II) APPRECIATION AND AESTHETIC SENSE , VALUES)|3 Videos

  • GRAVITATION

    VGS PUBLICATION-BRILLIANT|Exercise ADDITIONAL PROBLEMS|4 Videos

  • KINETIC THEORY

    VGS PUBLICATION-BRILLIANT|Exercise Additional Problems|5 Videos

Similar Questions

Explore conceptually related problems

A message signal is used to modulate a carrier frequency. If the peak voltages of message signal and carrier signals are increased by 0.1% and 0.3% respectively, then