Avionics Exam 1 – 31 Questions & Answers | Pitot-Static, Airspeed, Altimeter, Gyroscopes & 14 CFR Part 43 | 2026/2027

This Avionics Exam 1 2026/2027 study document contains approximately 31 questions and answers focused on aircraft instruments, pitot-static systems, airspeed indications, altimeter testing, gyroscopic instruments and aviation maintenance regulations. The concise 5-page resource uses direct questions, definitions and regulatory notes to provide targeted preparation for an Avionics Exam 1 assessment. The uploaded material does not identify a specific course code or university, so these details are marked as “Not Specified” rather than being inferred. The document begins with 14 CFR § 65.81 and mechanic privileges and limitations, including the types of work a certificated mechanic may perform and limitations involving propellers and instruments. It also provides a definition of an aircraft instrument based on 14 CFR Part 1, connecting basic avionics knowledge with the regulatory framework governing aircraft maintenance personnel and equipment. A central section covers aircraft instrument markings and airspeed terminology. Students review the green, white and yellow operating arcs and the ICE-T sequence of indicated, calibrated, equivalent and true airspeed. The document distinguishes indicated airspeed from calibrated airspeed corrected for installation error, equivalent airspeed corrected for compressibility and true airspeed corrected for temperature and pressure. It also covers important V-speeds, including VS, VSO, VFE, VNO and VNE. The material provides focused coverage of the pitot-static system and flight instruments. The altimeter, airspeed indicator and vertical speed indicator are identified as pitot-static instruments, while the artificial horizon, turn coordinator and heading indicator are covered under gyroscopic instruments. Students also review which pressure sources are associated with the altimeter, airspeed indicator and VSI. Another important section addresses pitot-static and altimeter inspection requirements. The resource includes static-system leak checks, pitot-system checks, altimeter-system checks, personnel or facilities authorized to perform particular checks and the concept of an altimeter hysteresis test. It specifically references 14 CFR Part 43 Appendix E, including static-pressure-system inspection points and requirements for testing altimeters. The final section reviews the fundamental properties of gyroscopes: rigidity in space, precession and conservation of angular momentum. The questions explain how a spinning gyro tends to maintain its orientation, how an applied force produces a resultant action displaced in the plane of rotation and why angular momentum persists unless another force acts on the system. The document also includes an emergency question concerning loss of pitot-static information. The regulatory topics in this document can be academically supported by the Federal Aviation Regulations, particularly 14 CFR Parts 1, 43 and 65. Part 65 addresses certification of airmen other than flight crewmembers, while Part 43 establishes requirements for aircraft maintenance, preventive maintenance, rebuilding and alteration. Appendix E to Part 43 specifically addresses altimeter-system tests and inspections. These regulatory materials are important primary references for students studying aircraft instrumentation and aviation maintenance. For technical background, the subject matter also aligns with standard aviation-maintenance references covering aircraft instruments, pitot-static systems and gyroscopic systems, including the FAA's Aviation Maintenance Technician Handbook—Airframe. This type of reference provides the technical foundation needed to understand the operating principles behind the instruments and systems represented in the exam material. APA references: Federal Aviation Administration. (n.d.). 14 CFR Parts 1, 43, and 65. U.S. Department of Transportation. Federal Aviation Administration. (2023). Aviation Maintenance Technician Handbook—Airframe (FAA-H-8083-31B). U.S. Department of Transportation. Relevant Students This document is particularly relevant to Avionics students, Aviation Maintenance Technology students, Aircraft Maintenance students, Aeronautical Science students, Aviation Technology students and Aircraft Electrical and Instrumentation students. It can also support A&P mechanic students, aviation maintenance technician trainees, avionics technician trainees and students preparing for FAA-oriented aircraft maintenance examinations. It is especially useful for students revising 14 CFR mechanic privileges, aircraft instruments, airspeed terminology, V-speeds, pitot-static instruments, altimeters, vertical speed indicators, airspeed indicators, inspection requirements, Part 43 Appendix E and gyroscopic principles. 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