Pergunta de entrevista da empresa Dell Technologies

Why is the beach light red? lighthouse

Respostas da entrevista

Sigiloso

9 de nov. de 2014

because of its wavelength

1

Sigiloso

13 de jan. de 2015

As we knw among "VIBGYOR" ,the color red has got maximum wavelength and least frequency,it can travel longer distance among other colors,hence its used in light house that could acts as a signal for a ship reaching sea from farther distance.