NACE CP1 Practical Key Concepts And
Accurate Answers 2025\2026 A+ Grade
Ohm's Law relates the following...
- accurate answers-volts, amps, resistance
Resistance to current flow is lowest for
a) low conductivity media
b) small cross sectional area media
c) short length of conductor
d) high resistivity media
- accurate answers-c
In a series circuit
a) voltage drops are always equal
b) total resistance equals the sum of individual resistances
c) current varies through resistors
d) total current is equal to the sum of the current through each resistor
- accurate answers-b
According to Ohm's Law, an electrical circuit with a driving voltage of 12 Volts
and a resistance of 10 Ohms produces a current of...(Amps)
- accurate answers-1.2 A
Kirchoff's Current Law
- accurate answers-the total current entering a circuit branch must equal the
current leaving the branch
Kirchoff's Voltage Law
- accurate answers-the sum of the voltage drops in a series circuit must equal
the circuit's total voltage
In a series electrical circuit
a) current is different across each resistor
b) Kirchoff's Voltage Law is obeyed
c) voltage is the same across each resistor
, d) total resistance is the sum of the reciprocal of each resistance
- accurate answers-b
In a parallel electrical circuit
a) total resistance is the sum of all of the resistors
b) current is the same through each resistor
c) voltage is different across each resistor
d) voltage is the same across each resistor
- accurate answers-d
The driving voltage of an electrical circuit with a resistance of 1 Ohm and 100
mA is...(Volts)
- accurate answers-0.1 V
What is the total resistance in a series circuit consisting of three resistances: 1
Ohm, 2 Ohms, and 10 Ohms?
- accurate answers-13 Ohms
If a resistance of 0.17 Ohms was measured across a conductive material L = 1
m, D = 10 cm, what is its resistivity?
- accurate answers-0.13 Ohm-cm
Cations are _____ charged ions
- accurate answers-positively
Anions are ______ charged ions
- accurate answers-negatively
Which of the follow is true about an electrochemical cell?
a) as polarization decreases, current will decrease
b) as polarization increases, current will decrease
c) as polarization increases, there is no change in current
d) as polarization decreases, there is a decrease in driving voltage
- accurate answers-b
Accurate Answers 2025\2026 A+ Grade
Ohm's Law relates the following...
- accurate answers-volts, amps, resistance
Resistance to current flow is lowest for
a) low conductivity media
b) small cross sectional area media
c) short length of conductor
d) high resistivity media
- accurate answers-c
In a series circuit
a) voltage drops are always equal
b) total resistance equals the sum of individual resistances
c) current varies through resistors
d) total current is equal to the sum of the current through each resistor
- accurate answers-b
According to Ohm's Law, an electrical circuit with a driving voltage of 12 Volts
and a resistance of 10 Ohms produces a current of...(Amps)
- accurate answers-1.2 A
Kirchoff's Current Law
- accurate answers-the total current entering a circuit branch must equal the
current leaving the branch
Kirchoff's Voltage Law
- accurate answers-the sum of the voltage drops in a series circuit must equal
the circuit's total voltage
In a series electrical circuit
a) current is different across each resistor
b) Kirchoff's Voltage Law is obeyed
c) voltage is the same across each resistor
, d) total resistance is the sum of the reciprocal of each resistance
- accurate answers-b
In a parallel electrical circuit
a) total resistance is the sum of all of the resistors
b) current is the same through each resistor
c) voltage is different across each resistor
d) voltage is the same across each resistor
- accurate answers-d
The driving voltage of an electrical circuit with a resistance of 1 Ohm and 100
mA is...(Volts)
- accurate answers-0.1 V
What is the total resistance in a series circuit consisting of three resistances: 1
Ohm, 2 Ohms, and 10 Ohms?
- accurate answers-13 Ohms
If a resistance of 0.17 Ohms was measured across a conductive material L = 1
m, D = 10 cm, what is its resistivity?
- accurate answers-0.13 Ohm-cm
Cations are _____ charged ions
- accurate answers-positively
Anions are ______ charged ions
- accurate answers-negatively
Which of the follow is true about an electrochemical cell?
a) as polarization decreases, current will decrease
b) as polarization increases, current will decrease
c) as polarization increases, there is no change in current
d) as polarization decreases, there is a decrease in driving voltage
- accurate answers-b
