After a switch is thrown to remove the battery from a DC LR circuit, but the circuit is still left complete, the time constant represents
a. the time rate of change of the current in the circuit.
b. the time rate of change of the induced emf in the circuit.
c. the magnitude of the ratio of the current to the time rate of change of the current.
d. all of the above. e. only (a) and (b) above.
C
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Fill in the blank(s) with the appropriate word(s).
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What will be an ideal response?
What happens to the resistivity of a typical semiconductor as its temperature increases?
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