The power radiated by a star is 8.0 x 1030 W. What is the intensity of the radiation from this star at a distance of 1.0 x 1012 m from the star?
(a) 8.0 x 1018 W/m2
(b) 8.0 x 106 W/m2
(c) 2.5 x 106 W/m2
(d) 6.4 x 105 W/m2
(e) 3.2 x 105 W/m2
(f) none of the above answers
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Energy Carried by Electromagnetic Waves concept. You can view video lessons to learn Energy Carried by Electromagnetic Waves. Or if you need more Energy Carried by Electromagnetic Waves practice, you can also practice Energy Carried by Electromagnetic Waves practice problems.
How long does this problem take to solve?
Our expert Physics tutor, Juan took 1 minute and 13 seconds to solve this problem. You can follow their steps in the video explanation above.