Two bulbs have filaments of lengths, Emissivities and diameters in the ratio of 2 :1. If ratio of their powers is 1 : 2 then, ratio of their temperature is
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.