NCC Practice Test 6 complete solution

NCC Practice Test 6 complete solution 1. Wire bundles are commonly secured using .: tie wraps 2. The NEC requires that all grounding electrodes be .: bonded 3. If it is necessary to oversize a motor to provide a wide speed range, it should not be increased by more than .: 1hp 4. When installing hammer-driven pins and studs in soft concrete block, the drive pin or stud should be embedded in the concrete for at least .: 1 1/4" (32 mm) 5. The maximum allowable spacing between horizontal wireway supports is .: 10' 6. If a mercury thermostat seems out of adjustment, the first thing to do is .: check for accurate leveling 7. A type of anchor that is a good choice when jacking and leveling the fastening component is a .: stud bolt anchor 8. Which of the following types of cable is suitable for dry locations only?: - Type NM 9. Wire connectors marked only with the wire size should only be used on .: copper conductors 10. A conventional thermostat should not be thrown into the regular trash because it .: may contain mercury 11. Another name for a standoff support is a .: Minerallac 12. A self-contained meter installation refers to .: a single meter enclosure 13. A type of fastener with a bugle-shaped head is a .: drywall screw 14. Heat-shrink insulators are intented to provide .: strain relief and mechanical protection 15. The tubing that carries heat-laden refrigerant gas from the evaporator to the compressor