FC Comp Test ATT | 2026/2027 | A+ Grade | Verified Questions and Answers
| Complete Exam Preparation Study Guide
Electrical Shock - (ANSWER)Sensation and muscular spasm cause when electric current passes through
the body
Voltage - (ANSWER)Potential of electric energy; pressure of electrons pushing away from each other
current - (ANSWER)A flow of electric charge.
Factors affecting shock - (ANSWER)Amount of current, path of current, amount of body resistance,
length of time current flows in body
Ways to prevent shock (3) - (ANSWER)Isolate, insulate & ground
Minimum AC current required to cause severe muscle contractions - (ANSWER)12 mA
How much more DC is required to freeze the body rather than AC - (ANSWER)5 times more
Types of burns - (ANSWER)Electrical burns, arc burns, thermal contact burns
Electrical burns - (ANSWER)Electrical current flowing through tissue or bones
Arc burns - (ANSWER)Electrical current flowing through tissue or bones
thermal contact burns - (ANSWER)When skin comes in contact with hot surfaces of overheated electrical
conductors
Factors of electrical accidents - (ANSWER)1. Unsafe equipment 2. Unsafe environment 3.unsafe work
practices
, FC Comp Test ATT | 2026/2027 | A+ Grade | Verified Questions and Answers
| Complete Exam Preparation Study Guide
50 V
600+ V
grounding color - (ANSWER)Must be guarded against accidental contact
Made with metal enclosed equipment or enclosed in a vault or area with lock
green/green yellow/white/grey
switches
types - (ANSWER)min R when closed, max when open
toggle, slide, rotary, and push button
single or double pole and throw
protection devices - (ANSWER)fuse (not reusable) and circuit breakers (reusable)
fuse: fast action ,1sec. Or slow blow 1-30secs
cot breaker: magnetic or thermal
Schematic Diagrams: C, D, Q, S, T, TP, AVC - (ANSWER)Capacitor, Diode, Transmitter, Switch, Transformer,
Test Point, Automatic Volume Control
voltage drop - (ANSWER)the difference in voltage across an electrical device that has current flowing
through it
Vdrop=I*R#
applied voltage - (ANSWER)sum of all voltage drops in ckt
TS steps - (ANSWER)A)Analyze ckt
B)Check Setup
C)Calc/measure values
| Complete Exam Preparation Study Guide
Electrical Shock - (ANSWER)Sensation and muscular spasm cause when electric current passes through
the body
Voltage - (ANSWER)Potential of electric energy; pressure of electrons pushing away from each other
current - (ANSWER)A flow of electric charge.
Factors affecting shock - (ANSWER)Amount of current, path of current, amount of body resistance,
length of time current flows in body
Ways to prevent shock (3) - (ANSWER)Isolate, insulate & ground
Minimum AC current required to cause severe muscle contractions - (ANSWER)12 mA
How much more DC is required to freeze the body rather than AC - (ANSWER)5 times more
Types of burns - (ANSWER)Electrical burns, arc burns, thermal contact burns
Electrical burns - (ANSWER)Electrical current flowing through tissue or bones
Arc burns - (ANSWER)Electrical current flowing through tissue or bones
thermal contact burns - (ANSWER)When skin comes in contact with hot surfaces of overheated electrical
conductors
Factors of electrical accidents - (ANSWER)1. Unsafe equipment 2. Unsafe environment 3.unsafe work
practices
, FC Comp Test ATT | 2026/2027 | A+ Grade | Verified Questions and Answers
| Complete Exam Preparation Study Guide
50 V
600+ V
grounding color - (ANSWER)Must be guarded against accidental contact
Made with metal enclosed equipment or enclosed in a vault or area with lock
green/green yellow/white/grey
switches
types - (ANSWER)min R when closed, max when open
toggle, slide, rotary, and push button
single or double pole and throw
protection devices - (ANSWER)fuse (not reusable) and circuit breakers (reusable)
fuse: fast action ,1sec. Or slow blow 1-30secs
cot breaker: magnetic or thermal
Schematic Diagrams: C, D, Q, S, T, TP, AVC - (ANSWER)Capacitor, Diode, Transmitter, Switch, Transformer,
Test Point, Automatic Volume Control
voltage drop - (ANSWER)the difference in voltage across an electrical device that has current flowing
through it
Vdrop=I*R#
applied voltage - (ANSWER)sum of all voltage drops in ckt
TS steps - (ANSWER)A)Analyze ckt
B)Check Setup
C)Calc/measure values
