G2 gas UPDATED Exam Questions and
CORRECT Answers
The power supply to a residential gas furnace is:
A) 120/1/60 B) 120/2/60 C) 240/1/60 D) 240/2/60 - CORRECT ANSWER- A
As gauge number of a conductor increases, its current carrying capacity: A) increases B)
decreases C) remains the same D) varies directly - CORRECT ANSWER- B
As more circuits are added to a panel, the total current drawn from the panel: A) increases B)
decreases C) remains the same D) fluctuates - CORRECT ANSWER- A
A hard, sharp pilot flame indicates: A) the orifice is too small B) there is a lack of air C) there
is excessive draft at the pilot location D) high gas pressure - CORRECT ANSWER- A
Direct current travels:
A) only from the load directly to the source
B) in one direction only
C) only from the source directly to the load
D) across the load only - CORRECT ANSWER- B
A receptacle-mounted ground fault interrupter protects against:
A) appliance overload
B) dead shorts
C) short circuits
D) current flow to ground - CORRECT ANSWER- D) current flow to ground
On an electrical schematic, the system is shown with the:
A) disconnect closed with all devices as though the heating is on
B) disconnect closed with all devices as though there is a call for heating but the heating has
not yet come on
CORRECT Answers
The power supply to a residential gas furnace is:
A) 120/1/60 B) 120/2/60 C) 240/1/60 D) 240/2/60 - CORRECT ANSWER- A
As gauge number of a conductor increases, its current carrying capacity: A) increases B)
decreases C) remains the same D) varies directly - CORRECT ANSWER- B
As more circuits are added to a panel, the total current drawn from the panel: A) increases B)
decreases C) remains the same D) fluctuates - CORRECT ANSWER- A
A hard, sharp pilot flame indicates: A) the orifice is too small B) there is a lack of air C) there
is excessive draft at the pilot location D) high gas pressure - CORRECT ANSWER- A
Direct current travels:
A) only from the load directly to the source
B) in one direction only
C) only from the source directly to the load
D) across the load only - CORRECT ANSWER- B
A receptacle-mounted ground fault interrupter protects against:
A) appliance overload
B) dead shorts
C) short circuits
D) current flow to ground - CORRECT ANSWER- D) current flow to ground
On an electrical schematic, the system is shown with the:
A) disconnect closed with all devices as though the heating is on
B) disconnect closed with all devices as though there is a call for heating but the heating has
not yet come on
