AT&T TKT II EXAM QUESTIONS AND ANSWERS
Amperes - CORRECT ANSWER✅✅The rate of electron flow, the unit for measuring electrical current;
the abbreviation is amp.
decreases - CORRECT ANSWER✅✅When the frequency of the applied voltage increases capacitive
reactance increases, decreases, or remains the same.
6.5 k - CORRECT ANSWER✅✅Convert 6500 ohms to K ohms
.033 - CORRECT ANSWER✅✅Convert 33 mili amps to amps
True/apparent - CORRECT ANSWER✅✅In an AC current, if the power factor = .5, then the ________
power is 1/2 the __________ power
less than 90 degrees - CORRECT ANSWER✅✅In the RCL circuit, the phase difference between voltage
and current is ____________
.14 KV - CORRECT ANSWER✅✅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) - CORRECT ANSWER✅✅A volt is a measure of this
Inductive reactance increases - CORRECT ANSWER✅✅When the applied frequency is increased in a
circuit containing an inductor and a capacitor
2 x 10-4 Farads - CORRECT ANSWER✅✅200 micro farads is the same as
Coulomb - CORRECT ANSWER✅✅Base unit of charge
, 3.18 K ohms - CORRECT ANSWER✅✅The reactance of a capacitor of .005 fd, at a frequecy of 1000 Hz
will be________
Positive - CORRECT ANSWER✅✅electrons will always move toward the more__________charge
Current - CORRECT ANSWER✅✅Inductance if that quality of a circuit that opposes any changes in
_____________
Voltage - CORRECT ANSWER✅✅A capacitor apposes any change in __________
140 micro henries - CORRECT ANSWER✅✅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 - CORRECT ANSWER✅✅Resistors of 10, 15, and 6 ohms are connected in parallel. The total
resistance is_________
Lead the current by 90 degrees - CORRECT ANSWER✅✅The AC voltage across a pure inductance is said
to_______
Germamium and Silicon - CORRECT ANSWER✅✅The two materials most commonly used in the
manufacture of transistors are_______
25 ohms - CORRECT ANSWER✅✅A parallel circuit of 4 branch's has a 100 ohm resistor in each branch.
The total resistance would be_________
.000001 h - CORRECT ANSWER✅✅1 micro Henry is__________
The total opposition to current flow - CORRECT ANSWER✅✅The impedance of an AC circuit is equal to
Alternating Current (AC) - CORRECT ANSWER✅✅A flow of electric charge that regularly reverses its
direction.
Amperes - CORRECT ANSWER✅✅The rate of electron flow, the unit for measuring electrical current;
the abbreviation is amp.
decreases - CORRECT ANSWER✅✅When the frequency of the applied voltage increases capacitive
reactance increases, decreases, or remains the same.
6.5 k - CORRECT ANSWER✅✅Convert 6500 ohms to K ohms
.033 - CORRECT ANSWER✅✅Convert 33 mili amps to amps
True/apparent - CORRECT ANSWER✅✅In an AC current, if the power factor = .5, then the ________
power is 1/2 the __________ power
less than 90 degrees - CORRECT ANSWER✅✅In the RCL circuit, the phase difference between voltage
and current is ____________
.14 KV - CORRECT ANSWER✅✅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) - CORRECT ANSWER✅✅A volt is a measure of this
Inductive reactance increases - CORRECT ANSWER✅✅When the applied frequency is increased in a
circuit containing an inductor and a capacitor
2 x 10-4 Farads - CORRECT ANSWER✅✅200 micro farads is the same as
Coulomb - CORRECT ANSWER✅✅Base unit of charge
, 3.18 K ohms - CORRECT ANSWER✅✅The reactance of a capacitor of .005 fd, at a frequecy of 1000 Hz
will be________
Positive - CORRECT ANSWER✅✅electrons will always move toward the more__________charge
Current - CORRECT ANSWER✅✅Inductance if that quality of a circuit that opposes any changes in
_____________
Voltage - CORRECT ANSWER✅✅A capacitor apposes any change in __________
140 micro henries - CORRECT ANSWER✅✅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 - CORRECT ANSWER✅✅Resistors of 10, 15, and 6 ohms are connected in parallel. The total
resistance is_________
Lead the current by 90 degrees - CORRECT ANSWER✅✅The AC voltage across a pure inductance is said
to_______
Germamium and Silicon - CORRECT ANSWER✅✅The two materials most commonly used in the
manufacture of transistors are_______
25 ohms - CORRECT ANSWER✅✅A parallel circuit of 4 branch's has a 100 ohm resistor in each branch.
The total resistance would be_________
.000001 h - CORRECT ANSWER✅✅1 micro Henry is__________
The total opposition to current flow - CORRECT ANSWER✅✅The impedance of an AC circuit is equal to
Alternating Current (AC) - CORRECT ANSWER✅✅A flow of electric charge that regularly reverses its
direction.
