Test Index

JEE Advanced 2014 Paper 2

Section: Physics

© examsnet.com

Question : 9 of 60

Marks: +1, -0

Parallel rays of light of intensity I=912Wm−2 are incident on a spherical black body kept in surroundings of temperature 300 K. Take Stefan-Boltzmann constant σ=5.7×10−8Wm−2K−4 and assume that the energy exchange with the surroundings is only through radiation. The final steady state temperature of the black body is close to

[JEE Adv 2014 P2]

330 K
660 K
990 K
1550 K

Go to Question:

Prev Question

Next Question