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Our Sun has a surface temperature of about 5800 K. Find the emitted power per square meter of peak intensity for a similar star with 4600 K that emits thermal radiation. Express your answer in scientific notation and with three significant figures.

Question
    Our Sun has a surface temperature of about 5800 K. Find the emitted power per square meter of peak intensity for a similar star with 4600 K that emits thermal radiation. Express your answer in scientific notation and with three significant figures.

 

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Step 1

Given:

Temperature of a sun like star = 4600 K

Step 2

Calculating the emitted pow...

Emitted power (per square meter of surface) o T4
5.7 x10-8 watt/m2 K4
T 4600 K
P oT (5.7x10 watt m2K4x (4600 K)
P
2.55x 10
Watt/m (Answer in 3 significant figures)
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Emitted power (per square meter of surface) o T4 5.7 x10-8 watt/m2 K4 T 4600 K P oT (5.7x10 watt m2K4x (4600 K) P 2.55x 10 Watt/m (Answer in 3 significant figures)

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Physics

Heat Transfer

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