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263

Q:

तारे का रंग इसका एक संकेत है?

  • 1
    पृथ्वी से दूरी
  • 2
    सूर्य से दूरी
  • 3
    तापमान
  • 4
    ल्युमिनोसिटी
  • Show Answer
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Answer : 3. "तापमान"
Explanation :

A star's colour is related to its surface temperature. The shorter the wavelength of light emitted by a star, the hotter it is. Blue or blue-white light with shorter wavelengths is the hottest. Cooler colours have longer wavelengths, such as red or red-brown.

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