## Trending News

Anonymous

# What temperature gradient must exist along an aluminium rod in order to transmit 33.5x10^3 W/m^-2 (Data: k for aluminium is 210 W m^-1 K^-1)?

### 1 Answer

Relevance

- az_lenderLv 72 months ago
Q/t = kA(delta-T)/L.

In your problem, we want to find (delta-T)/L, so it's

(Q/t)/(kA), and you are given

(Q/t)/A = 33500 W/m^2 and k = 210 W/(mK).

Therefore,

(delta-T)/L = (33500/210) K/m = 159.5 K/m.

- Login to reply the answers

Still have questions? Get your answers by asking now.