Carbon Has a Negative Temperature Coefficient of Resistance of -0 $\degree$

question 27

Multiple Choice

Carbon has a negative temperature coefficient of resistance of -0.5 x 10^-3 ( $\degree$ C) ^-1.What temperature increase would result in a resistance decrease of 1% for a carbon resistor?

• A)2 \(\degree\)C
• B)20 \(\degree\)C
• C)50 \(\degree\)C
• D)100 \(\degree\)C

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Definitions:

Spontaneous Recovery

The reappearance of a response (conditioned response) that had been extinguished after some time has passed without exposure to the conditioned stimulus.

Respondent Behavior

Behavior that occurs as an automatic response to a certain stimulus, not requiring conscious thought.

Sniffing

The act of inhaling through the nose to detect smells, which can also refer to the abuse of inhalant substances for recreational purposes.

Blushing

The involuntary reddening of a person's face due to emotional responses such as embarrassment or shy.