ठोसों में ऊर्जा बैंड | अर्धचालक इलेक्ट्रोनिकी | 12th Physics | Chapter 14 | Lec - 01 | By Gopal Sir

Class 12th Physics | Easy & Hard Most Important Chapters

ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/PS_MATH_IX_C18_S01_006_Q01.png" width="80%"gt The cost of the living index for 2008, taking 2007 as the base year, is 200. Find y. (a) 10 (b) 12 (c )14 (d) 8