G2 gas practice test VERIFIED 100%

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 - A As gauge number of a conductor increases, its current carrying capacity: A) increases B) decreases C) remains the same D) varies directly - 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 - 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 - 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 - B A receptacle-mounted ground fault interrupter protects against: A) appliance overload B) dead shorts C) short circuits D) current flow to ground - 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 C) disconnect open with all devices as though there is a call for heating D) disconnect open with all devices as though there is no call for heating - D) disconnect open with all devices as though there is no call for heating The normal fuse size for #12 AWG copper wire is: A) 15 amps B) 20 amps C) 30 amps D) 40 amps - B) 20 amps A zero ohmmeter reading taken between the casing of a solenoid and a disconnected wire to the solenoid indicates that: A) the coil is good B) the coil is shorted to the casing of the device C) the coil wire is broken D) all of the available choices - B) the coil is shorted to the casing of the device