#Semiconductors

(a) Differentiate between a star and a planet. What is the magnitude of a star and how the color of stars is correlated with their temperatures? (b) 'Semiconductors are the Brains of Modern Electronics'. Explain in detail what this quotation means. (c) Briefly describe the most popular and accepted theory about the origin of the Universe. (d) What are the advantages and limitations of renewable energy resources? Briefly explain the prospects of non-conventional energy resources in Pakistan.

#cssnexus #Star and Planet #Magnitude of a Star #Colour of Stars