Why Sun is Yellow?

Q: What do you understand by the invisible spectrum?

A: The visible spectrum of light consists of 7 colors. i.e. Violet, Indigo, Blue, Green, Yellow, Orange…

Q: Why don’t we see hydrogen Balmer lines in the spectra of stars with temperatures of 45,000 K?   a.…

A: Hydrogen atoms are completely ionized in the atmosphere of the hottest starts.because the proton and…

Q: 5. Can an electron spontaneously absorb a photon and undergo transition into a higher state? Why or…

A: When the energy  of photon is equal  to difference  of higher and  lower state energy  then only…

Q: What causes electrons in atoms to emit energy after absorbing it? becoming electromagnetic…

A: To explain : The reason due to which electrons in atoms emit energy after absorbing it

Q: If you find that the hydrogen alpha line in a star's spectrum occurs at a wavelength of 656.45 nm,…

A:

Q: If a star gives off light at a peak wavelength of 6.80x10-7 m. What would be the temperature of this…

A: Given peak wavelength = 6.8×10-7m

Q: A blue-hot star is about twice as hot as a red-hot star. But the temperatures of the gases in…

A:

Q: What do you mean by quantization of energy ?

A: According to quantum mechanics, energy is quantized unlike like classical mechanics. Now, quantized…

Q: Which is at a higher temperature: thepart of the nail glowing yellow or thepart glowing red?

A: In the given picture, when the nail is heated with a propane torch, it starts glowing red hot. For…