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___________ is the opposition to change in current
INDUCTANCE
___________is the ability to store and electrical charge
CAPACITANCE
____________is the unit of inductance (one volt induced by one amp change in one second)
HENRY
___________is the unit of capacitance (one coulomb of charge stored by one volt)
FARAD
__________is the insulator which separates the conductors in a capacitor.
DIELECTRIC
The formula for computing _____________ ___________ is XL=2pi x f(in Hertz) x L
INDUCTIVE REACTANCE
The formula for computing ______________ _____________ is Xc=1/2pi x fC
CAPACITIVE REACTANCE
The formula for computing ____________ is [sq root of]Rsquared + (XL-Xc)squared
IMPENDANCE
The capacitor with a larger plate area has _________ capacitance than a capacitor with smaller plates
MORE
___________ the size of a capacitor or inductor will decrease the resonant frequency of a tuned shunt
INCREASING
Because the track circuit contains ____________ a high frequency overlay will be of shorter length than a low frequency overlay
INDUCTORS
Shunting a track circuit with no relay-end resistor causes the relay to drop __________ than a track circuit which includes a relay-end resistor
SLOWER
A sine wave with an amplitude of 10 volts peak-to-peak will read _________ on the Simpson AC scale. (Vp x .707)
3.5V
"The ""output"" scale of the Simpson 260 meter does not read DC because it _______ ____ _________"
HAS A CAPACITOR
The frequency-selective voltmeter can be used to read an individual frequency on a track circuit because it ________________________________
IS TUNED TO THAT FREQUENCY
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