Two electric lamps A and B radiate the same power. Their filaments have the same diemensions, and
Channel: Doubtnut
Date: 2021-11-02

Two electric lamps A and B radiate the same power. Their filaments have the same diemensions, and have emissivities. `e_(A)` and `e_(B)`. Their surface tempratures are `T_(A)` an `T_(B)`. The ratio `T_(A)//T_(B)` will be equal to