Chapter 1 Quiz Questions

cause loss of power, excessive oil consumption, and possible permanent internal engine damage

Excessively high engine temperatures, either in the air or on the ground, will:

too much power and with the mixture set too lean

If the engine oil temperature and cylinder head temperature gauges have exceeded their normal operating range, the pilot may have been operating with:

improved engine performance

One purpose of the dual ignition system on an aircraft engine is to provide for:

experience avionics equipment failure

An electrical system failure (battery and alternator) occurs during flight. In this situation, you would:

decrease the fuel flow in order to compensate for decreased air density

The basic purpose of adjusting the fuel/air mixture at altitude is to:

The fuel/air mixture may become excessively lean

While cruising at 9,500 feet MSL, the fuel/air mixture is properly adjusted. What will occur if a descent to 4,500 feet MSL is made without readjusting the mixture?

The fuel/air mixture becomes richer

What change occurs in the fuel/air mixture when carburetor heat is applied?

a decrease in RPM and then a gradual increase in RPM

The presence of carburetor ice in an aircraft equipped with a fixed-pitch propeller can be verified by applying carburetor heat and noting:

more susceptible to icing

With regard to carburetor ice, float-type carburetor systems in comparison to fuel injection systems are generally considered to be:

pre-ignition

The uncontrolled firing of the fuel/air charge in advance of normal spark ignition is known as:

Using fuel that has a lower-than-specified fuel rating

Which would most likely cause the cylinder head temperature and engine oil temperature gauges to exceed their normal operating ranges?

The next higher octane aviation gas

What type fuel can be substituted for an aircraft if the recommended octane is not available?

the oil level being too low

An abnormally high engine oil temperature indication may be caused by:

Reduce rate of climb and increase airspeed

What action can a pilot take to aid in cooling an engine that is overheating during a climb?

Enrichen the fuel mixture

What is one procedure to aid in cooling an engine that is overheating

the unburned charge in the cylinders explodes instead of burning normally

Detonation occurs in a reciprocating aircraft engine when:

cannot be shut down by turning the switch to the OFF position.

If the ground wire between the magneto and the ignition switch becomes disconnected, the most noticeable result will be that the engine

In the event engine-driven fuel pump fails.

On aircraft equipped with fuel pumps, when is the auxiliary electric driven pump used?

20° C and high relative humidity.

Carburetor icing can occur with an OAT as high as

The horizontal component of lift.

What force makes an airplane turn?

speed of the airplane.

The amount of excess load that can be imposed on the wing of an airplane depends upon the

Reduce power to idle

As you start your spin recovery, you should: 

Turns

Which basic flight maneuver increases the load factor on an airplane as compared to straight-and-level flight?

do not change

Assuming your aircraft's weight doesn't change, as altitude increases, the indicated airspeeds that you will stall ______________

Move your ailerons to neutral

As you start your spin recovery, you should: 

critical

An airplane can be stalled at any airspeed, any weight and any attitude. When it stalls we have exceeded the __________ angle of attack.

stall at a higher airspeed.

During an approach to a stall, an increased load factor will cause the airplane to

Vy

What is the best rate of climb speed in a Cessna 172?

Add left rudder to recover

If you're in a spin and the rate of turn indicator shows a turn to the right: 

Vx

You're taking off and you need to clear an obstacle using your best angle of climb. What speed are you flying?

True

True or False? A stalled wing produces lift.

Decrease

In indicated airspeed is increased, what needs to happen to the angle of attack for the airplane to remain in straight and level flight?

Remain the same regardless of gross weight

The angle of attack at which an airplane wing stalls will:

As weight decreases, stall speed decreases

What effect does weight have on stall speed?

Low wing's at a higher angle of attack than the high wing

In a spin, the:

Stalled.

In what flight condition must an aircraft be placed in order to spin?

nullify all attempts at accuracy in judgment of gliding distance and landing spot.

When executing an emergency approach to land in a single-engine airplane, it is important to maintain a constant glide speed because variations in glide speed

Require less effort to control

An airplane said to be inherently stable will:

Less stable at all speeds

Moving the weight of an airplane to the most aft CG will cause the airplane to be:

The location of the CG with respect to the center of lift.

What determines the longitudinal stability of an airplane?

aerodynamic balance and controllability.

Changes in the center of pressure of a wing affect the aircraft’s

The downwash on the elevators from the propeller slipstream is reduced and elevator effectiveness is reduced.

What causes an airplane (except a T-tail) to pitch nosedown when power is reduced and controls are not adjusted?

To control yaw.

What is the purpose of the rudder on an airplane?

Nose-up pitching moment

If the center of pressure is ahead of the center of gravity, what sort of pitching moment would the lift-weight couple have?

interconnected ailerons & rudder, frise-type ailerons, and differential ailerons

What design elements are used to reduce the effects of adverse yaw? (Select all that apply)

more effective

At high airspeeds, control surfaces are __________ than at low airspeeds.

reduces control forces for the pilot

Aerodynamic balance: 

decreased

In general, increased aircraft stability results in __________ aircraft maneuverability.

alters mass distribution of the control surface to avoid flutter or vibration

Mass balancing: 

decreases

Bernoulli’s Principle states that as velocity increases, pressure

lift

Induced Drag is created by producing

separation of airflow

Exceeding the critical angle of attack causes __________ over the top of the wing:

Air traveling faster over the curved upper surface of an airfoil causes lower pressure on the top surface.

Which statement relates to Bernoulli`s principle?

between the wing chord line and the relative wind.

The term 'angle of attack' is defined as the angle

To enable the pilot to make steeper approaches to a landing without increasing the airspeed.

What is one purpose of wing flaps?

dynamic

Which pressure is caused by motion?

Propeller blade descending on the right, producing more thrust than the ascending blade on the left

The left turning tendency of an airplane caused by P-factor is the result of the:

True

True or False? A constant-speed propeller has a variable pitch angle and is efficient over a wide range of RPM and airspeed conditions?

Increases camber

What effect does extending the flaps have on the camber of the wing?

Airspeed Indicator

Which instrument(s) requires ram air from the pitot tube to operate?

higher

Does using alternate static air cause airspeed and altitude to indicate higher or lower than actual?

heading indicator, turn coordinator, attitude coordinator

Which instrument(s) use gyros to operate?

Magnetic North

Does the magnetic compass indicate true north or magnetic north?

75

When the altimeter is set to the correct barometric pressure on the surface it should indicate within +/- ______ feet of field elevation.

False

True or False? The vertical speed indicator displays instantaneous information.

Maximum structural airspeed

What does the red line on the airspeed indicator represent?

No

Is the magnetic compass always accurate in turns? 

Heading Indicator

Which instrument is most likely to indicate incorrectly due to precession errors?

stalling speed or minimum steady flight speed in the landing configuration.

V(SO) is defined as the

The altimeter, airspeed indicator, and vertical speed indicator.

If the pitot tube and outside static vents become clogged, which instruments would be affected?

airspeed

Which instrument will become inoperative if the pitot tube becomes clogged?

correctly when on a north or south heading.

In the Northern Hemisphere, if an aircraft is accelerated or decelerated, the magnetic compass will normally indicate

When standard atmospheric conditions exist.

Under which condition will pressure altitude be equal to true altitude?

lower than the actual altitude above sea level.

If a flight is made from an area of low pressure into an area of high pressure without the altimeter setting being adjusted, the altimeter will indicate