Given below are some famous numbers associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which each belongs. 21 cm (wavelength emitted by atomic hydrogen in interstellar space).

Given below is some famous number associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which this number belongs. 5890 overset@A - 5896 overset@A [double lines of sodium]

Given below is some famous number associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which this number belongs. 2.7 K [temperature associated with the isotropic radiation filling all space-thought to be a relic of the ‘big-bang’ origin of the universe].

Given below is some famous number associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which this number belongs. 14.4 keV [energy of a particular transition in "^57Fe nucleus associated with a famous high resolution spectroscopic method (Mossbauer spectroscopy)].

Given below is some famous number associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which belongs. 1057 MHz (frequency of radiation arising from two close energy levels in hydrogen, known as Lamb shift).

Identify the part of the electromagnetic spectrum to which the following wavelengths belong 1mm.

Identify the part of the electromagnetic spectrum to which the following wavelengths belong 10^-11 m

Electromagnetic radiations with wavelength: gamma_3 play an important role in maintaining the earth's warmth. Name the part of electromagnetic spectrum to which these radiations belong.

Electromagnetic radiations with wavelength: gamma_2 are used in TV communication systems. Identify and name the part of e.m. spectrum to which these radiations belong.

Which physical quantity if any has the same value for waves belonging to the different parts of the electromagnetic spectrum?