Electronics and Communication Engineering - Networks Analysis and Synthesis - Discussion

Discussion Forum : Networks Analysis and Synthesis - Section 9 (Q.No. 7)
7.
The temperature coefficient of copper is 0.00393 at 20° C. At 50° C the temperature coefficient is
0.0042
0.0035
0.0025
0.0015
Answer: Option
Explanation:

The temperature coefficient decreases slightly with increase in temperature. The equation is

Discussion:
1 comments Page 1 of 1.

Anil patel said:   1 decade ago
(temp coefficient 1).(temp 1 in kelvin) = (temp coefficient 2).(temp 2 in kelvin).

(0.00393)*(20+273) = (temp coefficient 2)*(50+273).

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