Question

मंत्री को दोहरी भूमिका किस प्रकार निभानी पड़ती है​

Answer 1

Explanation:

Chandrasekhara Venkata Raman was an Indian physicist who made groundbreaking works in the field of light scattering. With his student K. S. Krishnan, he discovered that when light traverses a transparent material, some of the deflected light change wavelength and amplitude