SLTC Final Questions with Answers (100% Correct Answers)
T/F: ALL ATOMS CONTAIN PROTONS AND ELECTRONS —Answer: TRUE
T/F: PROTONS ARE ALWAYS IN THE CENTER OF THE ATOM —Answer: TRUE
THE CENTER OF THE ATOM IS KNOW AS WHAT? —Answer: NUCLEUS
T/F: ELECTRONS ORBIT AROUND THE NUCLEUS —Answer: TRUE
PROTONS ARE ALWAYS —Answer: POSITIVELY CHARGED
NEUTRONS ARE ALWAYS —Answer: NUETRAL OR NO CHARGE
ELECTRONS ARE ALWAYS —Answer: NEGATIVELY CHARGED
TWO IMPORTANT FACTORS TO UNDERSTANDING ATOMS —Answer: 1. OPPOSITE
ATTRACT AND LIKE REPEL
2. FASTER AN OBJECT SPINS THE GREATER THE FORCE
OUTTER ORBIT OF AN ATOM IS CALLED —Answer: VALENCE SHELL
3 OR FEWER ELECTRONS WILL RELEASE EASY IS KNOWN AS —Answer: CONDUCTOR
ATOMS LIKE COPPER CONTAIN HOW MANY VALENCE ELECTRONS TO BE THE BEST
CONDUCTOR —Answer: 1 VALENCE ELECTRON
ATOMS THAT CONTAIN 5 OR MORE ELECTRONS IN THE VALENCE SHELL ARE
KNOWN AS —Answer: INSULATORS
ATOMS CONTAINING 4 ELECTRONS IN THE VALENCE SHELL ARE KNOWN AS —
Answer: SEMICONDUCTORS
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,T/F: CHEMICAL REACTION AND MAGNETISM ARE MORE COMMONLY USED TO
PRODUCE LARGE AMOUNTS OF ELECTRICITY FOR GENERAL USE —Answer: TRUE
STATIC MEANS WHAT —Answer: NOT MOVING, A CHARGE NOT A CURRENT
WHAT IS THE CORNER STONE OF ELECTRIC GENERATION —Answer: MAGNETISM
T/F: WITHOUT MAGNETISM ALTERNATING CURRENT WOULD NOT BE POSSIBLE —
Answer: TRUE
CURRENT FLOWING THROUGH DC DOES NOT CHANGE UNLESS —Answer:
SWITCHED ON OR OFF
QUANTITY MEASUREMENT OF ELECTRONS —Answer: ONE COULOMB
THE FORCE CAUSING THE ELECTRONS OR CURRENT TO FLOW IS MEASURED IN —
Answer: VOLTS
VOLTS IS ALSO REFERRED TO AS —Answer: ELECTRICAL PRESSURE
RESISTANCE IS MEASURED IN UNITS CALLED —Answer: OHMS
VOLTAGE AFFECTS MANY THINGS LIKE —Answer: 1. AMOUNT OF INSULATION
NEEDED
2.SEPARATION REQUIRED BETWEEN LINE CONDUCTORS
3.SAFE WORKING PRACTICES
4.TYPES OF TOOLS NEEDED
RATE OF 1 JOULE OF WORK IN 1 SECOND IS THE BASIC UNIT OF POWER AND IS
CALLED —Answer: WATT
1 HP IS EQUIVALENT TO HOW MANY WATTS —Answer: 746
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,746 WATTS IS EQUIVALENT TO HOW MANY KILOWATTS —Answer: 0.746
THE RELATIONSHIP BETWEEN CURRENT, VOLTAGE, AND RESISTANCE WAS
DESCRIBED IN A FORM COMMONLY REFERRED TO AS —Answer: OHM'S LAW
ON THE POWER WHEEL 'E' IS WHAT —Answer: VOLTAGE
MEASURED IN VOLTS (V)
ON THE POWER WHEEL 'I' IS WHAT —Answer: CURRENT
MEASURED IN AMPERES (A)
ON THE POWER WHEEL 'R' IS WHAT —Answer: RESISTANCE
MEASURED IN OHMS
ON THE POWER WHEEL 'P' IS WHAT —Answer: POWER
MEASURED IN WATTS (W)
POWER IS DEFINED AS —Answer: THE RATE AT WHICH WORK IS DONE
ONE WATT IS DEFINED AS —Answer: AMOUNT OF POWER PRODUCED WHEN ONE
VOLT CAUSES ONE AMPERE OR CURRENT TO FLOW
POSITIVE VOLTAGE CAUSES CURRENT TO FLOW IN WHICH DIRECTION —Answer:
AWAY FROM THE GENERATING STATION
NEGATIVE VOLTAGE CAUSES CURRENT TO FLOW IN WHICH DIRECTION —Answer:
FLOW TOWATRDS THE GENERATING STATION
THREE THINGS NEEDED TO PRODUCE ALTERNATING CURRENT —Answer: 1.
CONDUCTOR
2.MAGNETIC FIELD
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, 3. RELATIVE MOTION BETWEEN THE TWO
POLARITY IS WHAT —Answer: DIRECTION OF CURRENT FLOW BETWEEN POSITIVE
AND NEGATIVE VOLTAGE
STRENGTH OF THE VOLTAGE PRODUCED DEPENDS ON THREE PRIMARY FACTORS —
Answer: 1. NUMBER OF TURNS IN THE COIL OF THE WIRES
2. STRENGTH OF THE MAGNETIC FIELD
3. SPEED AT WHICH THE MAGNETIC LINE OF FLUX PASS THROUGH THE COIL
SINE WAVE IS DEFINED AS —Answer: A GRAPHICAL REPRESENTATION OF WHAT IS
HAPPENING TO THE VOLTAGE IN AN AC CIRCUIT OVER A PERIOD OF TIME
AMPLITUDE IS DEFINED AS —Answer: THE MAXIMUM VALUE OF CURRENT OR
VOLTAGE.
REPRESENTED BY EITHER OF THE TWO 'PEAKS'
THIS VOLTAGE IS ALSO REFERRED TO AS THE 'PEAK VOLTAGE' CAN BE EITHER
POSITIVE OR NEGATIVE (WHICH +/- REFER TO DIRECTION OF FLOW)
A SINE WAVE HAS A VALUE OF 0 HOW MANY TIMES —Answer: 3
0/180/360
FREQUENCY IS MEASURED IN —Answer: HERTZ
DEGREE IN SEPARATION BETWEEN EACH PHASE —Answer: 120
NUMBER OF TIMES A SINE WAVE PATTERN OCCURS IN ONE SECOND IS KNOWN AS —
Answer: FREQUENCY
RMS IS FOUND BY MULTIPLYING THE PEAK AMPLITUDE BY —Answer: O.707
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T/F: ALL ATOMS CONTAIN PROTONS AND ELECTRONS —Answer: TRUE
T/F: PROTONS ARE ALWAYS IN THE CENTER OF THE ATOM —Answer: TRUE
THE CENTER OF THE ATOM IS KNOW AS WHAT? —Answer: NUCLEUS
T/F: ELECTRONS ORBIT AROUND THE NUCLEUS —Answer: TRUE
PROTONS ARE ALWAYS —Answer: POSITIVELY CHARGED
NEUTRONS ARE ALWAYS —Answer: NUETRAL OR NO CHARGE
ELECTRONS ARE ALWAYS —Answer: NEGATIVELY CHARGED
TWO IMPORTANT FACTORS TO UNDERSTANDING ATOMS —Answer: 1. OPPOSITE
ATTRACT AND LIKE REPEL
2. FASTER AN OBJECT SPINS THE GREATER THE FORCE
OUTTER ORBIT OF AN ATOM IS CALLED —Answer: VALENCE SHELL
3 OR FEWER ELECTRONS WILL RELEASE EASY IS KNOWN AS —Answer: CONDUCTOR
ATOMS LIKE COPPER CONTAIN HOW MANY VALENCE ELECTRONS TO BE THE BEST
CONDUCTOR —Answer: 1 VALENCE ELECTRON
ATOMS THAT CONTAIN 5 OR MORE ELECTRONS IN THE VALENCE SHELL ARE
KNOWN AS —Answer: INSULATORS
ATOMS CONTAINING 4 ELECTRONS IN THE VALENCE SHELL ARE KNOWN AS —
Answer: SEMICONDUCTORS
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,T/F: CHEMICAL REACTION AND MAGNETISM ARE MORE COMMONLY USED TO
PRODUCE LARGE AMOUNTS OF ELECTRICITY FOR GENERAL USE —Answer: TRUE
STATIC MEANS WHAT —Answer: NOT MOVING, A CHARGE NOT A CURRENT
WHAT IS THE CORNER STONE OF ELECTRIC GENERATION —Answer: MAGNETISM
T/F: WITHOUT MAGNETISM ALTERNATING CURRENT WOULD NOT BE POSSIBLE —
Answer: TRUE
CURRENT FLOWING THROUGH DC DOES NOT CHANGE UNLESS —Answer:
SWITCHED ON OR OFF
QUANTITY MEASUREMENT OF ELECTRONS —Answer: ONE COULOMB
THE FORCE CAUSING THE ELECTRONS OR CURRENT TO FLOW IS MEASURED IN —
Answer: VOLTS
VOLTS IS ALSO REFERRED TO AS —Answer: ELECTRICAL PRESSURE
RESISTANCE IS MEASURED IN UNITS CALLED —Answer: OHMS
VOLTAGE AFFECTS MANY THINGS LIKE —Answer: 1. AMOUNT OF INSULATION
NEEDED
2.SEPARATION REQUIRED BETWEEN LINE CONDUCTORS
3.SAFE WORKING PRACTICES
4.TYPES OF TOOLS NEEDED
RATE OF 1 JOULE OF WORK IN 1 SECOND IS THE BASIC UNIT OF POWER AND IS
CALLED —Answer: WATT
1 HP IS EQUIVALENT TO HOW MANY WATTS —Answer: 746
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,746 WATTS IS EQUIVALENT TO HOW MANY KILOWATTS —Answer: 0.746
THE RELATIONSHIP BETWEEN CURRENT, VOLTAGE, AND RESISTANCE WAS
DESCRIBED IN A FORM COMMONLY REFERRED TO AS —Answer: OHM'S LAW
ON THE POWER WHEEL 'E' IS WHAT —Answer: VOLTAGE
MEASURED IN VOLTS (V)
ON THE POWER WHEEL 'I' IS WHAT —Answer: CURRENT
MEASURED IN AMPERES (A)
ON THE POWER WHEEL 'R' IS WHAT —Answer: RESISTANCE
MEASURED IN OHMS
ON THE POWER WHEEL 'P' IS WHAT —Answer: POWER
MEASURED IN WATTS (W)
POWER IS DEFINED AS —Answer: THE RATE AT WHICH WORK IS DONE
ONE WATT IS DEFINED AS —Answer: AMOUNT OF POWER PRODUCED WHEN ONE
VOLT CAUSES ONE AMPERE OR CURRENT TO FLOW
POSITIVE VOLTAGE CAUSES CURRENT TO FLOW IN WHICH DIRECTION —Answer:
AWAY FROM THE GENERATING STATION
NEGATIVE VOLTAGE CAUSES CURRENT TO FLOW IN WHICH DIRECTION —Answer:
FLOW TOWATRDS THE GENERATING STATION
THREE THINGS NEEDED TO PRODUCE ALTERNATING CURRENT —Answer: 1.
CONDUCTOR
2.MAGNETIC FIELD
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, 3. RELATIVE MOTION BETWEEN THE TWO
POLARITY IS WHAT —Answer: DIRECTION OF CURRENT FLOW BETWEEN POSITIVE
AND NEGATIVE VOLTAGE
STRENGTH OF THE VOLTAGE PRODUCED DEPENDS ON THREE PRIMARY FACTORS —
Answer: 1. NUMBER OF TURNS IN THE COIL OF THE WIRES
2. STRENGTH OF THE MAGNETIC FIELD
3. SPEED AT WHICH THE MAGNETIC LINE OF FLUX PASS THROUGH THE COIL
SINE WAVE IS DEFINED AS —Answer: A GRAPHICAL REPRESENTATION OF WHAT IS
HAPPENING TO THE VOLTAGE IN AN AC CIRCUIT OVER A PERIOD OF TIME
AMPLITUDE IS DEFINED AS —Answer: THE MAXIMUM VALUE OF CURRENT OR
VOLTAGE.
REPRESENTED BY EITHER OF THE TWO 'PEAKS'
THIS VOLTAGE IS ALSO REFERRED TO AS THE 'PEAK VOLTAGE' CAN BE EITHER
POSITIVE OR NEGATIVE (WHICH +/- REFER TO DIRECTION OF FLOW)
A SINE WAVE HAS A VALUE OF 0 HOW MANY TIMES —Answer: 3
0/180/360
FREQUENCY IS MEASURED IN —Answer: HERTZ
DEGREE IN SEPARATION BETWEEN EACH PHASE —Answer: 120
NUMBER OF TIMES A SINE WAVE PATTERN OCCURS IN ONE SECOND IS KNOWN AS —
Answer: FREQUENCY
RMS IS FOUND BY MULTIPLYING THE PEAK AMPLITUDE BY —Answer: O.707
© 2025 All rights reserved
