Author Question: If a 3.0 V potential difference causes a 0.60 A current to flow through a resistor, its resistance ... (Read 296 times)

Caiter2013 · **on:** Jul 29, 2018

If a 3.0 V potential difference causes a 0.60 A current to flow through a resistor, its resistance is

A)

0.20 .
B)

1.8 .
C)

15 .
D)

18 .
E)

5.0 .
F)

3.2 .

Question 2

A piece of wood 350 mm 350 mm and 15 mm thick conducts heat through its thickness under steady state conditions.

The rate of heat flow is measured to be 14.0 watts when the temperature difference is 28 C. Determine the coefficient of thermal conductivity for this wood
A)

9.210-4 J/(msC)
B)

270 J/(msC)
C)

16 J/(msC)
D)

0.061 J/(msC)
E)

33 J/(msC)