Mark Wambua
- Oct 2, 2016
- 5
- Joined
- Oct 2, 2016
- Messages
- 5
Calculate the radius of a copper wire dissipating heat of 100mW given the volume of the conductor is 20mm cubed and is carrying a current of 40nA. Resistivity of copper is 0.0000172.
Why do people think they can just post a thread like this and get help.
Because we (the world generally) owe them an answer, and because being polite adds a few keystrokes and takes a few seconds that they'll never get back. The same argument applies to why they fail to read the bold print indicating what we will and will not do in this section.
I have done a bit and got stuck. It is nA Adam. See attached screen shot.