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Aero Quiz

Total questions: 105

Worksheet time: 2hrs 45mins

Name
Class
Date
1.
WHAT ARE THE FOUR FORCES AFFECT THINGS THAT FLY?
a)
Gravity, Thrust, Drag, Loss
b)
Gravity, Friction, Drag, Lift
c)
Gravity, Thrust, Drag, Lift
d)
None of the above
2.
_______ is the force of gravity. It acts in a downward direction—toward the center of the Earth.
a)
Electromagnets
b)
Friction
c)
Weight
d)
Lift
3.
_______ is the force that acts at a right angle to the direction of motion through the air. Lift is created by differences in air pressure.
a)
Lift
b)
Humidity
c)
Thrust
d)
Gravity
4.
______ is the force that propels a flying machine in the direction of motion. Engines produce forward movement through the atmosphere.
a)
Lift
b)
Gravity
c)
Friction
d)
Thrust
5.
_______ is the force that acts opposite to the direction of motion. 
a)
 Gravity
b)
Thrust
c)
Drag
d)
Lift
6.
___________ is the study of forces and the resulting motion of objects through the air. 
a)
Gravity
b)
Drag
c)
Thrust
d)
Aerodynamics
7.
__________ is the act of moving or pushing an object forward.
a)
Gravity
b)
Propulsion
c)
Drag
d)
Friction
8.
Rotation around the front-to-back axis is called _________?
a)
Roll
b)
Yaw
c)
Pitch
d)
Angle of Attack
9.
Rotation around the front-to-back axis is called _________?
a)
Roll
b)
Yaw
c)
Pitch
d)
Angle of Attack
10.
Rotation around the side-to-side axis is called ________?
a)
Pitch
b)
Roll
c)
Yaw
d)
Angle of Attack
11.
Rotation around the vertical axis is called __________?
a)
Yaw
b)
Roll
c)
Pitch
d)
None of the above
12.

What is aerodynamic ?

a)

Car speed

b)

The way air moves around things

c)

The car body

13.

Which shape is a good aerodynamic

a)

1

b)

2

c)

3

14.

Which car is the fastest ?

a)
b)
c)
d)
15.

Which vehicle has low speed ?

a)
b)
c)
d)
16.

Which car has a high speed ?

a)
b)
c)
d)
17.

What is "Motion" ?

a)

Is the process of something moving

b)

Is opposite of moving

c)

Is the friction

18.

This picture is ...

a)

Action

b)

Friction

c)

Motion

d)

Reaction

19.

Which of the pictures shows Motion ( Two Answers ?

a)
b)
c)
d)
20.

This Pictures Shows ...

a)

Friction

b)

Newton

c)

Aerodynamic

21.

Friction is the opposite of motion .

a)

False

b)

True

22.

Ideal fluid has

a)

Static condition

b)

Zero viscosity

c)

constant viscosity

d)

incompressible nature

23.

Calculation of water pressure force on dam is the problem of

a)

Statics

b)

Kinetics

c)

Kinematics

d)

Dynamics

24.

Fluid kinematics means study of

a)

flow through venturimeter

b)

pressure acting on closed sluice gate

c)

Reynolds experiment

d)

Determination of MG

25.

Pitot tube measures

a)

atmispheric pressure

b)

Pressure in a car tyre

c)

velocity of flow

d)

piezometric pressure

26.

Coefficient of discharge of a venturimeter is

a)

1.1

b)

9.81

c)

0.9

d)

.5

27.

For laminar flow in a pipe Reynold's number should be

a)

less than 500

b)

more than 4000

c)

less than 2000

d)

1

28.

Locus of all points emerging from single reference point known as

a)

streamline

b)

path line

c)

equipotential line

d)

streak line

29.

Friction factor depends on

a)

Reynolds number

b)

diameter of pipe

c)

roughness of pipe material

d)

all of above

30.

The unit of kinematic viscosity is

a)

Pa.s

b)

Sq.m per sec

c)

Pa.sec / sq. m

d)

Kg.sec sq. / sq. m

31.

The constant discharge passing through an uniform dia. pipe is

a)

Unsteady uniform

b)

nonuniform unsteady

c)

uniform steady

d)

Laminar flow

32.

Poise is the unit of

a)

Mass density

b)

Kinematic viscosity

c)

viscosity

d)

velocity gradient

33.

A Newtonion fluid is defined as the fluid which

a)

is incompatible and non-viscous

b)

Obeys Newton's law of viscosity

c)

is higly viscous

d)

is compressible and viscous

34.

Which of the following represent the major energy loss

a)

Bend in pipe

b)

Pipe fittings

c)

Sudden exoansion

d)

Friction loss

35.

The following are the three different types of test signals used to test the response of a control system, except:

a)

Step signal

b)

Transient signal

c)

Ramp signal

d)

Parabolic signal

36.

How would be the response of a stable control system be when it's given a bounded input signal?

a)

Unbounded output

b)

Bounded output

c)

None of the above

37.

Upon solving for the roots of a characteristic equation, you find that:

i. 2 roots are in the left half of the s-plane

ii. 2 simple roots are lying on the jw (imaginary axis), and

iii. 1 root is in the right half of the s-plane


What can you conclude about the system stability?

a)

The system is marginally stable

b)

The system is stable

c)

The system is unstable

38.

What method can you use to determine the stability of a control system without solving for the roots of the characteristic equation?

a)

Routh-Hurwitz Criterion

b)

Polynomial root calculation

c)

Auxiliary equation formation method

39.

While using the Routh-Hurwitz (RH) criterion for the characteristic equation of a CLTF, you find that there a 2 sign changes in the 1st column of the RH table. What is the most likely cause of this? What's your conclusion?

a)

2 simple roots on the imaginary axis; system is marginally stable

b)

2 roots of the left half of the s-plane; system is stable

c)

2 roots on the right half of the s-plane; system is unstable

d)

2 roots on the right half of the s-plane; system is stable

40.

Δ(s) =s2+7s+20\Delta\left(s\right)\ =s^2+7s+20  



The above is the characteristic equation of a system. Calculate the values of the damping ratio and natural undamped frequency, respectively.

a)

0.783 and 4.472, respectively

b)

4.472 and 0.783, respectively

c)

0.175 and 20, respectively

d)

20 and 0.175, respectively

41.

How do you determine the damping type for a particular system?

a)

By finding the value of it's natural undamped frequency

b)

By finding the value of its damping factor

c)

By finding the value of its damping ratio

d)

By looking at its step response graph

42.

G(s)=100(s+5)(s+4)G\left(s\right)=\frac{100}{\left(s+5\right)\left(s+4\right)}  



Calculate the steady-state error for a system with the above open-loop transfer function. Given the input is a unit step signal. 

a)

5

b)

Zero error

c)

Infinite error

d)

0.1667

43.

Design, building, analysis, and troubleshooting of components in aircraft, spacecraft, missiles, and high-altitude vehicles.

a)

Aeronautics

b)

Propulsion System

c)

Elevator

d)

Aerospace Engineering

44.

Aerodynamic force created by the friction of moving air that opposes propulsion.

a)

Angle of Attack

b)

Drag

c)

Thrust

d)

Aileron

45.

Theory that states an airfoil is more curved on the top, so air traveling over the wing has to travel farther than the air traveling under the wing, causing the air flowing over the wing to flow faster relative to the wing than the air flowing under the wing, causing a low pressure zone above the wing and, therefore, lift.

a)

Bernoulli theory of lift

b)

Pitch

c)

Aerospace engineering

d)

Diherdral Angle

46.

Study of manned and unmanned craft outside the earth’s atmosphere

a)

Gas turbine engine

b)

Rudder

c)

Astronautics

d)

Aileron

47.

Control surface located on the rear of the horizontal stabilizer that controls vertical movement of the nose.

a)

Gas turbine engine

b)

Astronautics

c)

Propulsion system

d)

Elevator

48.

Rotating blades that force air toward the rear of an aircraft causing the aircraft to move forward.

a)

Satellite

b)

Elevator

c)

Aerospace Engineering

d)

Propeller

49.

Angle of the chord line of the wing relative to the airflow.

a)

Aerospace Engineering

b)

Satellite

c)

Angle of attack

d)

Wind turbine

50.

Upward angle of wings away from the body that creates stability.

a)

Aeronautics

b)

Dihedral angle

c)

Satellite

d)

Astronautics

51.

Component of a wing that is located on the outside rear of each wing and is adjusted for turning.

a)

Gas turbine engine

b)

Aileron

c)

Propeller

d)

Flap

52.

Type of spacecraft that orbits the earth because the centrifugal force created by its motion is in perfect balance with the earth’s gravitational pull.

a)

Aileron

b)

Propeller

c)

Flap

d)

Satellite

53.

Airplane component that is located on the inside rear of wings and can be adjusted at takeoff and landing for additional lift.

a)

Aeronautics

b)

Dihedral angle

c)

Flap

d)

Aileron

54.

Angle of the wing in relation to the airplane body.

a)

Aileron

b)

Satellite

c)

Flap

d)

Angle of incidence

55.

Forward force acting on an aircraft or spacecraft created by air or gases being pushed to the rear.

a)

Angle of incidence

b)

Thrust

c)

Drag

d)

Aileron

56.

System that creates thrust for movement.

a)

Aeronautics

b)

Propulsion System

c)

Lift

d)

Propeller

57.

Engine, also known as a jet engine, that pulls air into the front of the engine, increases the pressure of the air, and forces it out the back of the engine at great speed.

a)

Rudder

b)

Gas turbine engine

c)

Aerospace engineering

d)

Angle of attack

58.

Control surface located on the rear of the vertical stabilizer, used to control side-to-side movement of the nose.

a)

Rudder

b)

Gas turbine engine

c)

Lift

d)

Propulsion

59.

Type of windmill used to generate electricity from wind energy.

a)

Wind turbine

b)

Yaw

c)

Aerodynamics

d)

Pitch

60.

Which of the following are not created by a physical contact between an aircraft and the air around it?

a)

Drag

b)

Gravity

c)

Lift

d)

All of the above

61.

_____ defined laws of motion that have had a tremendous impact on aerospace engineering.

a)

Blaise Pascal

b)

Neils Bohr

c)

Robert Boyle

d)

Sir Isaac Newton

62.

The more aerodynamic a plane is, the more efficiently it will fly.

a)

True

b)

False

63.

The earth orbits satellites in much the same way the earth orbits the sun.

a)

True

b)

False

64.

_____ is the study of how air flows around solid objects.

a)

Aeronautics

b)

Aesthetics

c)

Aerodynamics

d)

Ailerons

65.

Rocket engines can operate in space because there is a limitless amount of oxygen.

a)

True

b)

False

66.

All of the electronic devices and systems which perform individualized functions, used on any aircraft are called …

a)

Flight Control System

b)

Avionics System

c)

Aviation System

d)

Navigation System

67.

What is the component in the HF Radio Communication used for transmitting and receiving the signal?

a)

HF antenna

b)

VHF antenna

c)

HF transceiver

d)

HF coupler

68.

What is ADF for?

a)

It indicates station location when the aircraft is flying toward

b)

It gives information about the distance to the DME Station that is going toward

c)

It is for receiving and transmitting the signal.

d)

It helps the pilot in seeing the runway

69.

What is DME for?

a)

It indicates station location when the aircraft is flying toward

b)

It gives information about the distance to the DME Station that is going toward

c)

It is for receiving and transmitting the signal.

d)

It helps the pilot in seeing the runway

70.

Which one of the followings is NOT function of the aircraft’s avionic equipment in the cockpit?

a)

For communication

b)

For Navigation

c)

For monitoring

d)

For decorating

71.

Where is the location of HF antenna?

a)

Top of fuselage

b)

Bottom of fuselage

c)

Horizontal Stabilizer

d)

Vertical Stabilizer

72.

What does ADF stand for?

a)

Automatic Direction Finder

b)

Automatic Direction Finger

c)

Automatic Duration Finder

d)

Aircraft Direction Finder

73.

What does DME stand for?

a)

Direction Measuring Equipment

b)

Distance Monitoring Equipment

c)

Duration Measuring Equipment

d)

Distance Measuring Equipment

74.

What is the majority of aircraft power used in avionics?

a)

14-28 VDC and 115 Hz 400 VAC

b)

14-28 VDC and 400 Hz 150 VAC

c)

14-28 VDC and 400 Hz 115 VAC

d)

4-28 VDC and 400 Hz 115 VAC

75.

Which one is NOT the component of ADF?

a)

ADF receiver

b)

trim tab

c)

antenna

d)

bearing indicator

76.

(Time: 20s) Guess the word which fits all 4 images.(6 letters)


_ _ _ _ _ _

(a)  

77.

(Time: 20s) Guess the word which fits all 4 images.(9 letters)


D _ _ _ _ _ _ _ Y

(a)  

78.

(Time: 20s) Guess the word which fits all 4 images.(8 letters)

_ _ _R L _ _ _

(a)  

79.

(Time: 20s) Guess the word which fits all 4 images.(5 letters)

F _ _ _ _

(a)  

80.

(Time: 20s) Guess the word which fits all 4 images.(9 letters)

_ _ _ _ _ T _ _ _

(a)  

81.

(Time: 20s) Guess the word which fits all 4 images.(4 letters)

_ _ _ _

(a)  

82.

(Time: 30s) Spot all the differences between the 2 images.

Mention the number of differences in the answer.

Eg.: 3 or three

(a)  

83.

(Time: 20s) Spot all the differences between the 2 images.

Mention the number of differences in the answer.

Eg.: 3 or three

(a)  

84.

(Time: 20s) Solve this.

(a)  

85.

(Time: 10s) Pick the odd one out

a)

A

b)

B

c)

C

d)

D

86.

(Time: 20s) Guess the Disney movie name(3 words)


_ _ _ / _ _ _ _ _ _ / _ _ _ _

(a)  

87.

(Time: 10s) Guess the ice cream parlor name (2 words)

(a)  

88.

(Time: 10s) Guess the Disney movie name.(1 word)

(a)  

89.

(Time: 10s) Guess the hidden word

(a)  

90.

(Time: 5s) Which is correct logo A or B ?

(a)  

91.
a)
Man on board
b)
Man over board
c)
Man on the board
d)
Man under board
92.
a)
Confidential secret
b)
First secret
c)
Top secret
d)
Secret folder
93.
a)
Man in the moon
b)
Man in the blue moon
c)
Man on moon
d)
Man in the outerspace
94.
a)
Top aid
b)
Ambulance aid
c)
Emergency aid
d)
First aid
95.
a)
Heroes that are remembered
b)
Forgotten heroes
c)
Got heroes
d)
Got a hero
96.
a)
Ones in time
b)
One at a time
c)
Once upon a time
d)
Ones upon a time
97.
a)
Once in moon
b)
Once on moon
c)
Once in a moon
d)
Once in a blue moon
98.
a)
Top cut
b)
Favorite cut
c)
A lot of cut
d)
A cut above the rest
99.
a)
Uplifting moral
b)
Moral support
c)
Moral lesson
d)
Moral standard
100.
a)
Multiple personality
b)
Two personalities
c)
Split personality
d)
Double personality
101.
a)
Boxing in box 10
b)
Manny Pacquiao wins!
c)
Bitten by a blur and black
d)
Beaten black and blue
102.
a)
Poor world
b)
Last world
c)
Third world
d)
Flat world
103.
a)
Green fingers
b)
Three green finger
c)
Dirty fingers
d)
Green fingerlings
104.
a)
Green eyes
b)
Incredible hulk
c)
Green brows and eyes
d)
Green with envy
105.
a)
Around the world
b)
A trip on the world
c)
Tour the world
d)
A trip around the world

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