Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
← 55 members online
 0 viewing
sedighn
Group Title
What would be the resistance of a piece of
aluminium wire 1.8 mm in diameter and 10 m long?(The resistivity of aluminium is 2.8 × 10–8 Ω m.)
 one year ago
 one year ago
sedighn Group Title
What would be the resistance of a piece of aluminium wire 1.8 mm in diameter and 10 m long?(The resistivity of aluminium is 2.8 × 10–8 Ω m.)
 one year ago
 one year ago

This Question is Closed

imron07 Group TitleBest ResponseYou've already chosen the best response.1
\[R=\rho L/A\]
 one year ago

sedighn Group TitleBest ResponseYou've already chosen the best response.0
Yes so for A I did... π * ((0.9)^3)^2 and got 5.91 m^2
 one year ago

sedighn Group TitleBest ResponseYou've already chosen the best response.0
Is that correct? :o
 one year ago

imron07 Group TitleBest ResponseYou've already chosen the best response.1
if you mean \(A=\pi\times(0.9\times10^{3})^2\), you're correct.
 one year ago

sedighn Group TitleBest ResponseYou've already chosen the best response.0
Oops now I realise why I've got the wrong answer... I forgot to add in the x10 bit :P Thank you
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.