AT&T TKT II TEST QUESTIONS WITH 100%
CORRECT ANSWERS.
Amperes
The rate of electron flow, the unit for measuring electrical current; the abbreviation is amp.
decreases
When the frequency of the applied voltage increases capacitive reactance increases, decreases, or
remains the same.
6.5 k
Convert 6500 ohms to K ohms
.033
Convert 33 mili amps to amps
True/apparent
In an AC current, if the power factor = .5, then the ________ power is 1/2 the __________
power
less than 90 degrees
In the RCL circuit, the phase difference between voltage and current is ____________
.14 KV
If an electrical door bell has a resistance of 70 ohms and requires a current of 2 amps, the voltage
necessary to operate the bell is________
electromotive force (emf)
A volt is a measure of this
Inductive reactance increases
When the applied frequency is increased in a circuit containing an inductor and a capacitor
, 2 x 10-4 Farads
200 micro farads is the same as
Coulomb
Base unit of charge
3.18 K ohms
The reactance of a capacitor of .005 fd, at a frequecy of 1000 Hz will be________
Positive
electrons will always move toward the more__________charge
Current
Inductance if that quality of a circuit that opposes any changes in _____________
Voltage
A capacitor apposes any change in __________
140 micro henries
Two inductance coils of 60 and 80 micro henries are connected in series, but without any mutual
coupling. The total inductance would be_________
3 ohms
Resistors of 10, 15, and 6 ohms are connected in parallel. The total resistance is_________
Lead the current by 90 degrees
The AC voltage across a pure inductance is said to_______
Germamium and Silicon
The two materials most commonly used in the manufacture of transistors are_______
25 ohms
CORRECT ANSWERS.
Amperes
The rate of electron flow, the unit for measuring electrical current; the abbreviation is amp.
decreases
When the frequency of the applied voltage increases capacitive reactance increases, decreases, or
remains the same.
6.5 k
Convert 6500 ohms to K ohms
.033
Convert 33 mili amps to amps
True/apparent
In an AC current, if the power factor = .5, then the ________ power is 1/2 the __________
power
less than 90 degrees
In the RCL circuit, the phase difference between voltage and current is ____________
.14 KV
If an electrical door bell has a resistance of 70 ohms and requires a current of 2 amps, the voltage
necessary to operate the bell is________
electromotive force (emf)
A volt is a measure of this
Inductive reactance increases
When the applied frequency is increased in a circuit containing an inductor and a capacitor
, 2 x 10-4 Farads
200 micro farads is the same as
Coulomb
Base unit of charge
3.18 K ohms
The reactance of a capacitor of .005 fd, at a frequecy of 1000 Hz will be________
Positive
electrons will always move toward the more__________charge
Current
Inductance if that quality of a circuit that opposes any changes in _____________
Voltage
A capacitor apposes any change in __________
140 micro henries
Two inductance coils of 60 and 80 micro henries are connected in series, but without any mutual
coupling. The total inductance would be_________
3 ohms
Resistors of 10, 15, and 6 ohms are connected in parallel. The total resistance is_________
Lead the current by 90 degrees
The AC voltage across a pure inductance is said to_______
Germamium and Silicon
The two materials most commonly used in the manufacture of transistors are_______
25 ohms
