A piece of Aluminium that is 20cm long and has a cross-sectional area of 10 m....

Question

Question

A piece of Aluminium that is 20cm long and has a cross-sectional area of 10 m.

1. Calculate the resistance of this piece if the resistivity is ρAl= 2.82×10-8 Ω.m.

2. Calculate the conductivity of the Aluminum.

3. If a potential difference of 10V is maintained across the Aluminum piece. What is the

current in that piece?

Answer 1

Answer #1

• Answey given that 2- 200m = 0,20m, A-lom SAL= 2,82x108 nim O Resistance (B) = SL 2182X168X0,20 lo T R = 5.64x1510 ☺) conduc

Answer 2

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