AT&T TKT II Questions And Answers Rated
A+ 2024/25.
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.
1450 ohms - correct answer. A series circuit contains a pure inductance with a
reactance of 200 ohms, a resister of 1 k ohm, and a capacitor with a reactance of 250
ohms. The total impedance will be________
length, thickness, and temperature - correct answer. The DC resistance of a
conductor is determined by_______
1/2 - correct answer. If the space between the plates capacitor is doubled, the
capacity will be________
The voltage is the same for all branches - correct answer. The Parallel circuit.
Residual magnetism - correct answer. The amount of magnetism left in an
electromagnet after current been removed
A secondary cell can be charged, A primary cell can not be recharged - correct answer.
A primary cell differs for a secondary cell
A+ 2024/25.
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.
1450 ohms - correct answer. A series circuit contains a pure inductance with a
reactance of 200 ohms, a resister of 1 k ohm, and a capacitor with a reactance of 250
ohms. The total impedance will be________
length, thickness, and temperature - correct answer. The DC resistance of a
conductor is determined by_______
1/2 - correct answer. If the space between the plates capacitor is doubled, the
capacity will be________
The voltage is the same for all branches - correct answer. The Parallel circuit.
Residual magnetism - correct answer. The amount of magnetism left in an
electromagnet after current been removed
A secondary cell can be charged, A primary cell can not be recharged - correct answer.
A primary cell differs for a secondary cell
