C172 Aircraft Systems Quiz

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Questions and Answers

How long does it typically take for the oil pressure to register during cold weather operations?

60 seconds (correct)

90 seconds

30 seconds

45 seconds

What is the propeller ground clearance for the C172R?

11.25 inches (correct)

12 inches

11 inches

12.5 inches

What error may occur in the airspeed indicator (ASI) if the alternate static door is open?

6 KIAS

20 KIAS

9 KIAS (correct)

15 KIAS

What is the minimum turning radius from the pivot point to the outboard wingtip?

36 feet 6 inches Signup and view all the answers

What is the maximum speed at which abrupt use of flight controls is prohibited?

85 KIAS Signup and view all the answers

What is the yellow arc range on the ASI?

44 KIAS to 129 KIAS Signup and view all the answers

What is the minimum oil pressure for the C172R?

20 psi Signup and view all the answers

Which annunciator should not be displayed during preflight inspection?

All the above Signup and view all the answers

What type of shock absorption is used for the nose gear of a C-172?

Air/Oil Strut Signup and view all the answers

What is the best rate of climb speed at sea level for a C-172?

79 KIAS Signup and view all the answers

What is the standard temperature lapse rate in aviation?

3 deg Celsius per 1000 ft Signup and view all the answers

What is the recommended starter duty cycle for a C-172?

10 sec on, 20 sec off for three times, then 10 minutes cooling Signup and view all the answers

What happens to the ASI in the event of a pitot tube blockage?

It provides erroneous readings Signup and view all the answers

What is the fuel capacity for the C172 with the fuel filler tabs used?

18.5 gallons in each tank Signup and view all the answers

What indicates over priming in an engine?

High EGT Signup and view all the answers

How long should the OAT/Voltmeter gauge be held to test it?

20 seconds Signup and view all the answers

What is the range of the green arc on the oil pressure gauge?

50-90 psi Signup and view all the answers

When should an examination of fuel for contamination occur?

Before first flight and after each refueling Signup and view all the answers

What indicates a problem with the right magneto during operation?

Obvious power loss when switched to left Signup and view all the answers

What is the function of the engine-driven vacuum system?

To create suction for the direction indicator and attitude indicator Signup and view all the answers

Which marking is not indicated on both sides of the attitude indicator?

50 deg Signup and view all the answers

At what rate does the stall warning activate during flight?

5 to 10 knots above stalling speed in all conditions Signup and view all the answers

What is the recommended time for oil pressure to register in cold weather?

Within 30 seconds Signup and view all the answers

What causes the ELT annunciator not to activate?

Low vacuum Signup and view all the answers

What is the correct setting for maximum cabin heating?

Cabin Heat knob fully out and cabin air knob fully in Signup and view all the answers

What are the bank markings on the attitude indicator?

100, 150, 300, 600 & 900 Signup and view all the answers

What error does the Direction Indicating Gyro (DGI) need to compensate for when aligned with the magnetic compass?

Precession Error Signup and view all the answers

When does the audible stall warning activate?

5-10 knots above stall speed Signup and view all the answers

What is the maximum allowable speed for opening the window?

110 knots Signup and view all the answers

What is the unusable fuel quantity in each tank?

1.0 gallons Signup and view all the answers

What is the permitted concentration of the fuel additive DiEGME?

0.1% to 0.15% Signup and view all the answers

What is the maximum deflection of the nose gear on the ground with rudder?

100 with rudder, 200 with rudder and brake Signup and view all the answers

What is the propeller ground clearance of the CESSNA 172 R?

12 inch Signup and view all the answers

What is the maximum window open speed for the CESSNA 172 R?

113 knots Signup and view all the answers

What is the unusable fuel quantity in each tank of CESSNA 172 R?

1.5 US gallons Signup and view all the answers

What is the best rate of climb speed at sea level for the CESSNA 172 R?

68 knots Signup and view all the answers

What is the mechanical stop position for flaps on the CESSNA 172 R?

All of the above are correct Signup and view all the answers

What is the maximum slip duration with one tank dry for the CESSNA 172 R?

30 secs Signup and view all the answers

What oil is recommended to be used after 50 hours of engine running or when oil consumption has stabilized?

All are correct Signup and view all the answers

What is the concentration of DiEGME in fuel?

0.10% to 0.15% Signup and view all the answers

What should be done if the engine floods?

Turn off the fuel pump and place the mixture in idle cut off. Signup and view all the answers

What is the standard temperature lapse rate in degrees per 1000 feet?

5 deg/1000 ft Signup and view all the answers

What should the engine be run at for the first 50 hours?

80% power on cruise Signup and view all the answers

What is indicated by carburetor icing?

Loss of RPM in fixed pitch propeller Signup and view all the answers

What happens if the PTT button of the microphone is pressed for more than 33 seconds?

The transmission is automatically terminated. Signup and view all the answers

What is the maximum fuel capacity of each tank?

56 US gallons Signup and view all the answers

What is the effect of an open alternate door?

Approx. 10% loss of power at full throttle Signup and view all the answers

What can cause a spark plug fault?

Loss of RPM Signup and view all the answers

Study Notes

Specific Cessna 172 R DGCA Question Bank

This question bank is part of a DGCA Technical coaching pack
Can be purchased on the website: https://www.pilot18.com/technical-specific/
Contact number: +919020649964

Contents of the Pack

PDF question bank of previous years' DGCA questions
App-based question bank for easier access and learning
Pilot Operating Handbook (POH), if available
Checklists (pre-flight, post-flight briefing), if available
Video classes
DGCA-like practice exam (unlimited attempts)

Cessna 172R Specifications (Page 2)

Oil pressure registration time (cold weather): 30 seconds
Propeller ground clearance: 11.25 inches
Alternate static door open ASI/altimeter error: varies depending on altimeter error (30, 60, 15 ft) and corresponding ASI
Minimum turning radius: 27 feet 5.5 inches
Prohibited flight control use: beyond 129 KIAS
Yellow arc range on ASI: 20 KIAS to 33 KIAS
Minimum oil pressure: 10 psi

Other Technical Information (Pages 3-7)

Various technical specifications and procedures for the aircraft are provided
Includes topics like alternator failure, cabin heating, direction indicators, stall warnings, oil pressure, and pre-flight inspections.
Lists specific values, angles, and ranges for various aircraft components and operations
Discusses fuel additives, landing gear, and other important aspects of aircraft operation
Includes information regarding temperature lapse rates, recommended starter cycles, and maximum power settings during various stages of operation.

Additional Specifications and Procedures (Pages 8-10)

Fuel Grade and Color: 100LL (Green and Blue).
Minimum oil quantity for extended operations: 8 quarts.
Permitted concentration of DiEGME: 0.01-0.05%.
Maximum deflection of nose gear: 100 with rudder, 400 with rudder and brake.
Flaps extensions: various values listed for different types of flaps.
Landing gear shock absorption: different types of suspension methods for front and back landing gear.
Best rate of climb speed: 79 KIAS.

Further Technical Information and Aircraft Procedures (Pages 11-12)

Stall warnings for various scenarios.
Oil pressure values for different temperatures.
Alternate static door opening and corresponding errors.
Propeller ground clearance.
Maximum window open speed: 169 knots
Fuel quantities, maximum ramp weight, and slip duration.
Various other aircraft procedures and critical information for safe operation.

Detailed Technical Specifications and Procedures (Pages 13-19)

Addresses topics such as fuel quantities (usable and unusable), maximum ramp weight(in pounds), oil pressure, propeller ground clearance, and other technical specifications for proper aircraft operation.
Includes information on abnormal procedures in case of malfunctions like Alternator failure or oil pressure reading.
Detailed explanations and steps for different procedures/ operations relevant to the aircraft.
Includes troubleshooting, maintenance, and other critical aspects of Cessna 172 R aircraft operation.

Additional Technical Specifications (Pages 20-22)

Aircraft performance specifications like flaps/gear extensions/approach speed, takeoff/landing speeds under various weather conditions, structural cruising speeds, and other crucial data for piloting the aircraft.
Additional information about the aircraft's dimensions.
Includes topics regarding baggage allowance, wing loading/power loading and critical components.

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Description

Test your knowledge on the Cessna 172's operational systems and specifications. This quiz covers critical aspects like oil pressure, propeller clearance, and performance metrics. Perfect for aviation students and those preparing for a pilot license.