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NV C-7 ELEVATION CONVEYANCE EXAM 200 Practice Questions with Answers & Rationales (2026 E, Exams of Engineering

Nevada State College Engineering

NV C-7 ELEVATION CONVEYANCE EXAM 200 Practice Questions with Answers & Rationales (2026 Edition) INTRODUCTION: NV C-7 EXAM OVERVIEW The Nevada C-7 Elevation & Conveyance Contractor Exam is administered by the Nevada State Contractors Board (NSCB) under the authority of NRS 624 and NAC 624 . The C-7 classification covers the installation, maintenance, and repair of elevators, escalators, moving walkways, dumbwaiters, and other mechanical conveyance systems . Key Topics Covered: - Licensing and Regulatory Framework (NRS 624, NAC 624, NRS 455B, NAC 455B) - Mechanical Systems (Hydraulic and Traction Elevators, Escalators, Moving Walks) - Electrical Systems and Controls (NEC Article 620, VVVF drives, controllers) - Safety Systems (ASME A17.1/A17.3, overspeed governors, buffers, door interlocks) - Wire Ropes and Hoisting Mechanisms - Inspection, Testing, and Maintenance Requirements - ADA Compliance and Accessibility Standards - Business, Finance, and Contract Administration

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NV C-7 ELEVATION CONVEYANCE EXAM 200 Practice Questions with Answers & Rationales

(2026 Edition)

INTRODUCTION: NV C-7 EXAM OVERVIEW

The Nevada C-7 Elevation & Conveyance Contractor Exam is administered by the Nevada State

Contractors Board (NSCB) under the authority of NRS 624 and NAC 624 . The C-7 classification

covers the installation, maintenance, and repair of elevators, escalators, moving walkways,

dumbwaiters, and other mechanical conveyance systems .

Key Topics Covered:

- Licensing and Regulatory Framework (NRS 624, NAC 624, NRS 455B, NAC 455B)

- Mechanical Systems (Hydraulic and Traction Elevators, Escalators, Moving Walks)

- Electrical Systems and Controls (NEC Article 620, VVVF drives, controllers)

- Safety Systems (ASME A17.1/A17.3, overspeed governors, buffers, door interlocks)

- Wire Ropes and Hoisting Mechanisms

- Inspection, Testing, and Maintenance Requirements

- ADA Compliance and Accessibility Standards

- Business, Finance, and Contract Administration

---

SECTION 1: LICENSING & REGULATORY FRAMEWORK (Questions 1–35)

1. Which Nevada Revised Statute (NRS) chapter specifically authorizes the State Contractors

Board to issue C-7 (Elevator) licenses?

- A) NRS 624

Discover Exams of Engineering Nevada State College

Partial preview of the text

Download NV C-7 ELEVATION CONVEYANCE EXAM 200 Practice Questions with Answers & Rationales (2026 E and more Exams Engineering in PDF only on Docsity!

NV C-7 ELEVATION CONVEYANCE EXAM 200 Practice Questions with Answers & Rationales (2026 Edition) INTRODUCTION: NV C-7 EXAM OVERVIEW The Nevada C-7 Elevation & Conveyance Contractor Exam is administered by the Nevada State Contractors Board (NSCB) under the authority of NRS 624 and NAC 624. The C-7 classification covers the installation, maintenance, and repair of elevators, escalators, moving walkways, dumbwaiters, and other mechanical conveyance systems. Key Topics Covered:

Licensing and Regulatory Framework (NRS 624, NAC 624, NRS 455B, NAC 455B)
Mechanical Systems (Hydraulic and Traction Elevators, Escalators, Moving Walks)
Electrical Systems and Controls (NEC Article 620, VVVF drives, controllers)
Safety Systems (ASME A17.1/A17.3, overspeed governors, buffers, door interlocks)
Wire Ropes and Hoisting Mechanisms
Inspection, Testing, and Maintenance Requirements
ADA Compliance and Accessibility Standards
Business, Finance, and Contract Administration

SECTION 1: LICENSING & REGULATORY FRAMEWORK (Questions 1–35)

Which Nevada Revised Statute (NRS) chapter specifically authorizes the State Contractors Board to issue C-7 (Elevator) licenses?

A) NRS 624

- B) NRS 618

- C) NRS 630

- D) NRS 622

Answer: A — NRS 624 establishes the State Contractors Board and defines licensing categories, including the C-7 classification for elevation conveyance contractors.

What is the primary mission of the Nevada State Contractors Board (NSCB)?

A) To set construction wage standards
B) To oversee licensing and discipline for contractors in Nevada
C) To develop statewide building codes for elevator systems
D) To register construction trade unions Answer: B — The NSCB's primary mission is to regulate contractor licensing, ensure compliance, and discipline contractors to protect public safety and promote quality construction.

Which Nevada contractor license classification is required for work on elevators, escalators, and conveying systems?

A) C- 5
B) C- 7
C) C- 10
D) C- 15 Answer: B — The C-7 classification specifically pertains to elevator, lift, and conveyance systems, including installation, maintenance, and repair.

A) 1 year
B) 3 years
C) 5 years
D) 7 years Answer: C — Nevada law requires on-site service logs to be kept for at least five years to provide a traceable maintenance history.

Which Nevada Revised Statutes (NRS) chapter covers elevator safety regulations?

A) NRS 455B
B) NRS 624
C) NRS 618
D) NRS 630 Answer: A — NRS 455B covers elevator safety laws in Nevada.

What is the minimum fire-resistance rating required for elevator hoistway walls in a high-rise building under NAC 455C?

A) 1-hour fire-rated assembly
B) 2-hour fire-rated assembly
C) 3-hour fire-rated assembly
D) No fire-rating required Answer: B — NAC 455C mandates a minimum 2-hour fire-rated construction for hoistway walls in high-rise structures to contain fire spread.

Which ASME code governs the safety of existing elevators and escalators?

A) ASME A17.
B) ASME A17.
C) ASME A17.
D) ASME A18. Answer: C — ASME A17.3 is the "Existing Elevators and Escalators" code, addressing modifications, inspections, and repairs of already-installed equipment.

Which ASME code is the primary safety code for new elevators and escalators?

A) ASME A17.
B) ASME A17.
C) ASME A17.
D) ASME A18. Answer: A — ASME A17.1/CSA B44 is the primary safety code for elevators, escalators, moving walks, dumbwaiters, and lifts.

NEC Article 620 primarily deals with:

A) Fire-rating of hoistway walls
B) Electrical requirements for elevators
C) Hydraulic fluid classification
D) Mechanical brake testing

A) C-7a, C-7b, C-7c, C-7d
B) C-7e, C-7f, C-7g
C) C-7x, C-7y, C-7z
D) No subclassifications exist Answer: A — The C-7 classification includes subclassifications C-7a, C-7b, C-7c, and C-7d.

Under the ADA, what is the minimum clear width of an elevator car for a wheelchair- accessible passenger?

A) 30 inches
B) 36 inches
C) 42 inches
D) 48 inches Answer: B — ADA requires a minimum clear opening of 36 inches (91 mm) to accommodate a standard wheelchair.

Which Nevada Administrative Code (NAC) section defines the C-7 classification?

A) NAC 624.
B) NAC 455B.
C) NAC 624.
D) NAC 455C. Answer: A — NAC 624.250 defines the C-7 classification and its scope of work.

A C-7 contractor is permitted to perform work on which of the following systems?

A) Only elevators
B) Elevators, escalators, moving walks, and dumbwaiters
C) Elevators and escalators only
D) Only dumbwaiters and conveyors Answer: B — The C-7 classification covers elevators, escalators, moving walks, dumbwaiters, conveyors, and pneumatic tube systems.

Who has the authority to issue C-7 licenses in Nevada?

A) Nevada Department of Transportation
B) Nevada State Contractors Board (NSCB)
C) Nevada Division of Industrial Relations
D) Nevada Public Utilities Commission Answer: B — The NSCB issues C-7 licenses under the authority of NRS 624.

What is the minimum number of years of experience typically required to qualify for a C- 7 contractor license in Nevada?

A) 2 years
B) 4 years
C) 6 years
D) 8 years

C) Emergency power off (EPO) button
D) All of the above Answer: D — Pit ladder locks, stop switches, and EPO buttons are all required to be verified to ensure safe entry and exit from the pit.

According to ASME A17.1, what is the minimum required factor of safety for suspension wire ropes on a traction elevator?

A) 5
B) 7.
C) 10
D) 12 Answer: B — ASME A17.1 mandates a minimum factor of safety of 7.5 for new suspension wire ropes on traction elevators.

Which organization publishes the ASME A17.1 safety code?

A) National Fire Protection Association (NFPA)
B) American Society of Mechanical Engineers (ASME)
C) International Code Council (ICC)
D) American National Standards Institute (ANSI) Answer: B — ASME publishes the A17.1 Safety Code for Elevators and Escalators.

Under the ADA, elevator call buttons must be mounted at what height?

A) 30-36 inches
B) 42-48 inches
C) 48-54 inches
D) 54-60 inches Answer: B — ADA requires elevator call buttons to be mounted at a height of 42-48 inches above the floor to be accessible to wheelchair users.

Which of the following is NOT a typical component of an elevator hoistway?

A) Guide rails
B) Counterweight
C) Escalator steps
D) Traveling cable Answer: C — Escalator steps are components of escalators, not elevator hoistways.

According to Nevada regulations, who is responsible for ensuring that conveyance systems are inspected and maintained?

A) The equipment manufacturer
B) The building owner
C) The C-7 licensed contractor
D) The Nevada State Contractors Board

B) It outlines the qualifications, duties, and legal boundaries for C-7 licensed contractors
C) It restricts work to escalator installation only
D) It allows work on all types of construction projects Answer: B — NRS 624 outlines the qualifications, duties, and legal boundaries for C-7 licensed contractors.

A C-7 contractor is installing a hydraulic elevator with a direct plunger. The plunger extends below the car floor. What code section addresses sheave or deflector requirements if the plunger exceeds a certain height?

A) ASME A17.1 3.
B) ASME A17.1 3.
C) ASME A17.1 2.
D) ASME A17.1 4. Answer: A — ASME A17.1 Section 3.8 addresses sheave or deflector requirements for hydraulic elevator plungers.

Nevada elevator safety laws are primarily found in:

A) NRS 455B and NAC 455B
B) NRS 624 and NAC 624
C) NRS 618 and NAC 618
D) NRS 630 and NAC 630 Answer: A — Nevada elevator safety laws are covered in NRS 455B and NAC 455B.

Which of the following is a key responsibility of the Nevada State Contractors Board regarding C-7 licensees?

A) Designing elevator systems
B) Conducting elevator inspections
C) Enforcing contractor licensing and discipline
D) Manufacturing elevator components Answer: C — The NSCB enforces contractor licensing and discipline.

According to ASME A17.1, what is the minimum required clearance between the car and the hoistway walls?

A) 1 inch
B) 2 inches
C) 3 inches
D) Depends on the type of elevator Answer: D — Clearance requirements vary depending on the type of elevator and specific code provisions.

The primary purpose of the Nevada State Contractors Board's licensing requirements is to:

A) Generate revenue for the state
B) Protect the public from unqualified contractors
C) Limit competition in the construction industry

D) 8×19 Warrington Seale Answer: D — 8×19 Warrington Seale constructions have multiple strands and a combination of wire sizes, offering high flexibility and excellent resistance to crushing and abrasion, ideal for the multiple bends over traction sheaves.

What is the primary purpose of a wire rope's core?

A) To provide a surface for lubricant
B) To increase the rope's weight
C) To support the strands and maintain their relative position under bending and loading
D) To serve as an electrical conductor Answer: C — The core provides crucial support to maintain strand position, resisting crushing and ensuring flexibility. Without proper core support, the rope would deform under load.

In a hydraulic elevator, what is the primary function of the hydraulic fluid?

A) To lubricate the guide rails
B) To transmit power from the pump to the plunger
C) To cool the motor
D) To provide electrical insulation Answer: B — Hydraulic fluid transmits power from the pump to the plunger, enabling the elevator car to move up and down.

What is a "direct plunger" hydraulic elevator?

A) A system where the plunger is directly attached to the car
B) A system where the plunger operates through a sheave
C) A system where the plunger is located beside the car
D) A system where the plunger is on top of the car Answer: A — In a direct plunger hydraulic elevator, the plunger is directly attached to the car, and the plunger extends below the car floor.

What is an "indirect plunger" (roped hydraulic) elevator?

A) A system where the plunger is directly attached to the car
B) A system where the plunger operates through a sheave and ropes
C) A system where the plunger is located above the car
D) A system with no plunger Answer: B — An indirect plunger (roped hydraulic) elevator uses a plunger that operates through a sheave and ropes to move the car, allowing for greater travel height.

What is the function of the traction sheave in a traction elevator?

A) To support the car
B) To provide traction between the ropes and the sheave to move the car
C) To guide the car along the rails
D) To brake the car

C) To provide traction for the ropes
D) To brake the car Answer: B — The counterweight balances the weight of the car and approximately 40-50% of the rated load, reducing the motor power required to move the car.

What is the purpose of elevator guide rails?

A) To support the car and counterweight
B) To guide the car and counterweight vertically
C) To provide electrical grounding
D) To transmit control signals Answer: B — Guide rails guide the car and counterweight vertically, keeping them aligned and preventing lateral movement.

What is the function of the elevator buffer?

A) To stop the car at each floor
B) To absorb the energy of the car in the event of an overspeed or overtravel at the bottom of the hoistway
C) To guide the car along the rails
D) To provide traction for the ropes Answer: B — Buffers are located at the bottom of the hoistway and absorb the energy of the car or counterweight in the event of an overspeed or overtravel.

Which type of buffer is commonly used in high-speed elevators?

A) Spring buffer
B) Oil buffer (hydraulic buffer)
C) Rubber buffer
D) Pneumatic buffer Answer: B — Oil buffers (hydraulic buffers) are used in high-speed elevators because they can absorb more energy and provide a smoother deceleration than spring buffers.

What is the recommended maximum tension for an escalator step chain?

A) 150% of rated load
B) 200% of rated load
C) 250% of rated load
D) 300% of rated load Answer: B — The recommended maximum tension for an escalator step chain is 200% of the rated load.

What is the function of an escalator's comb plate?

A) To guide passengers onto the escalator
B) To provide a smooth transition between the moving steps and the landing
C) To brake the escalator
D) To provide traction for the step chain