ATSC 231 EXAM REVIEW QUESTIONS AN ANSWERS. GRADED A+| LATEST EXAM UPDATES| 2024/25 |

ATSC 231 EXAM REVIEW QUESTIONS AN ANSWERS. GRADED A+ What is the frequency of icing accidents relative to other weather hazards? - -Part 91: 71.% Part 121: 0.8% Part 135: 10% What is the frequency of fatal icing accidents? - -General aviation has the highest fatal accidents What ratings do pilots have in all icing accidents? - -Student: 1% Private: 49% Commercial: 39% ATP: 19% How many hours do pilots have during most icing accidents happen? - -peaks at 500 hours, then again at 10,000 hours What is induction icing? - -all icing that affects the powerplant operation What are the conditions for the production of carburetor icing? - -between 80°F to 20°F, high humidity, idle flight, visible moisture need not be present What are the symptoms of carburetor icing? - -gradual loss of power or gradual loss of manifold pressure, engine roughness What is the antidote for carburetor icing? - -apply carburetor heat What types of planes are affected by inlet icing? - -reciprocating engines and turbine powered planes What is the cause of inlet icing for propeller driven airplanes? - -may block air filter What are the conditions that produce inlet icing for propeller driven airplanes? - -visible moisture and temperatures less than 0*C What are the symptoms of inlet icing for propeller driven airplanes? - -gradual loss of power or gradual loss of manifold pressure, engine roughness What is the antidote for inlet icing for propeller driven airplanes? - -alternate air source or carburetor heat What are the hazards associated with inlet icing for turbine powered airplanes? - -turbine blade damage What are the conditions that produce inlet icing for turbine powered airplanes? - -visible moisture and temperatures less than 0*C What is the antidote for inlet icing for turbine powered airpla