中国民航飞行学院塞斯纳172机型理论试卷CESSNA 172R NAVIII AIRCRAFT THEORY

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CESSNA  172R NAVIII AIRCRAFT THEORY TEST PAPER (A)fficeffice" />

Note: Please choose the right answer and SHADE THE CORRESPONDING CIRCLE .

 

PART 1   electrical, instrument, Com and Nav system test paper

1. The alternator and main battery in CESSNA 172 aircraft are controlled through     

A.    STBY BATT switch 

B. MASTER switch

  C. AVINOICS switch

2. The primary buses are supplied with power whenever the          is turned on in CESSNA 172 aircraft.

A.    STBY BATT switch

B. MASTER switch (BAT)

C. MASTER switch (ALT)

3. The standby battery is available to supply power to the         in the event that alternator and main battery sources have both failed in CESSNA 172 aircraft.

A.avionics bus #1

B. essential bus

C. crossfeed bus

4. In normal operation, both side of MASTER switch (ALT and BAT) are ON simultaneously.

A. True                      B. False

5. If voltage is at        Volts when the standby battery supplied power, the battery has little or no capacity remaining.

A. 24           

B. 28      

C. 20

6. The STBY BATT switch is set to the      position during normal flight operation.

A. ARM       

B. OFF          

C. TEST

7. Both side of the AVIONICS switch should be placed in the ON position before turning the MASTER switch ON or OFF, starting the engine, or applying an external power sources.

A. True                     B. False

 

8. The        annunciation will come on when the system voltage drops below 24.5 Volts.

A. LOW  VOLTS    B. LOW  VACUUM       C. STBY  BAT

9. A          is displayed when the battery is charging.

A. zero current value

B. negative current value

C. positive current value

10. A negative current value is shown in     

A.white             B.red        C.amber

11.The pitot-static system provides pitot pressure to         

A.Air Data Computer and standby airspeed

B. Air Data Computer only

C. standby airspeed only

 

12. The         provides static pressure from inside the cabin if the external static pressure source becomes blocked.

A.STBY BATT switch   

B.FUEL SELECT value  

C. ALT STATIC AIR value

13.The vacuum system provide the vacuum necessary to operate the             :

A . standby attitude indicator

B. standby altimeter 

C. standby airspeed

14.If vacuum drops below         ,LOW VACUUM will appear on the PFD.

ffice:smarttags" />A. 4.4 in.hg.

B. 5.2 in.hg.

C. 3.5 in.hg.

15.In flight , when the red flag (“GYROS”) is appear on the attitude indicator ,it mean that the attitude indicator is        

A. Normal

B. Valid

C. Invalid

16.The vacuum indicator is incorporated on the            :

A. EIS Lean page

B. EIS Engine page

C. EIS System page

17.The        emits an omni-directional signal on the international distress frequencies of 121.5 Mhz        ..

A.VHF NAV system           B. ELT          C.VHF COMM system