n airplane flying at a distance of 89.43 km from a radio transmitter receives a signal of intensity 59.44 μW/m2. What is the amp
litude of the magnetic component of the signal at the airplane? Give your answer in nT (you don't need to write the prefix and unit).
1 answer:
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Answer:
In Celsius:
Explanation:
The formula we are going to use is:
Where:
ε is the emissivity
σ is the Stefan constant
is the final temperature of surrounding surfaces
is the required temperature
is the are of surrounding surface
Calculating The area:
σ=
ε =0.95
=55+273
=328 K
=100 W
In Celsius: