A Beka: Physics Appendix Quiz U
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The ratio N/d, representing the number of turns per unit length, is also called the packing ? .
density
What is a device for producing a fixed increase or decrease in voltage?
transformer
An induced emf opposes the change inducing it.
true
The self-inductance of a loop or a coil is the ratio of the self-induced emf to the rate of change in current.
true
What is the unit of self-inductance?
H (henry)
