Aviation Physics

Question 1

Matter is anything that occupies...

Accepted Answer

space

Question 2

What does Absolute Pressure Gauges indicate at 0?

Accepted Answer

The absence of atmospheric pressure

Question 3

What are the components in calculating Required Effort?

Accepted Answer

Effort Force, Resistance, length of both effort and resist. arms

Question 4

What are two types of stress an airplane wing could experience during flight?

Accepted Answer

Bending, Tension

Question 5

The atmosphere is made up with:

Accepted Answer

78% Nitrogen, 21% Oxygen, and 1% Carbon Dioxide and other gases.

Question 6

One Horsepower is 746 Watts

Accepted Answer

True

Question 7

What unit measures Work?

Accepted Answer

ft-lbs

Question 8

In One Slug there is how many pounds?

Accepted Answer

32.2 lbs

Question 9

What is Latent Heat?

Accepted Answer

amount of heat energy required to change state w/o changing temperature

Question 10

What decibel would cause pain and damage to hearing?

Accepted Answer

140db

Question 11

Water has a specific gravity of...?

Accepted Answer

1.00

Question 12

What other units would you find measuring pressure?

Accepted Answer

Knots, MPH

Question 13

Which of these are Bevel Gears?

Accepted Answer

Hypoid, Zero

Question 14

Blaise Pascal's Law states that an increase in pressure on a confined liquid will produce equal increase at any point

Accepted Answer

True

Question 15

The pressure in an aircraft tire will increase with an increase in temperature. This is because heat expands.

Accepted Answer

Charles'

Question 16

Which of the following has the most latent heat?

Accepted Answer

Water

Question 17

What prevents the transfer of heat?

Accepted Answer

Insulators

Question 18

What is the Speed of Sound?

Accepted Answer

761 MPH

Question 19

Buoyancy is best described by what law or principle?

Accepted Answer

Archimedes Principle

Question 20

What law states that change in volume in a confined gas at a constant temperature creates opposite change in pressure?

Accepted Answer

Robert Boyle's Law

Question 21

What kind of force does the propeller hub provide?

Accepted Answer

Centripetal Force

Question 22

Doppler Effect is change of Hz in relation to observer who is moving towards or away relative to the source

Accepted Answer

True

Question 23

The boiling point of a given liquid varies:

Accepted Answer

directly with pressure

Question 24

What is the Celsius for Absolute Zero in Kelvin?

Accepted Answer

-273°C

Question 25

What is Daniel Bernoulli's Principle?

Accepted Answer

As fluid velocity increases the pressure decreases.

Question 26

Where would you use a Hydrometer?

Accepted Answer

Checking Lead-Acid Battery, Fuel Quality Checks

Question 27

Solid, Liquid and Plasma are the three main states of matter

Accepted Answer

False

Question 28

What is the Law of Conservation

Accepted Answer

Matter cannot be created or destroyed

Question 29

What is sound measured in?

Accepted Answer

decibels

Question 30

What does matter changing state allows it to do?

Accepted Answer

Work

Question 31

What is Frequency expressed as?

Accepted Answer

Hertz

Question 32

The force that tends to pull a high speed grindstone apart is called?

Accepted Answer

Centrifugal Force

Question 33

Gas is incompressible

Accepted Answer

False

Question 34

One BTU is capable perfroming

Accepted Answer

778ft-lbs of Work

Question 35

The fulcrum refers to the pivot point

Accepted Answer

True

Question 36

One Horsepower is equal to 550 Watts

Accepted Answer

False

Question 37

Newton's 2nd law: body at rest remains at rest, body in motion remains in uniform motion, unless acted by external force

Accepted Answer

False

Question 38

An Astronaut is "Weightless" but the mass still remains the same.

Accepted Answer

True

Question 39

Pick all that apply: Standard Conditions are...

Accepted Answer

15°C or 59°F, Sea Level, 0% humidity, 14.69 psi, 29.92 inHg, 1013.2 mb

Question 40

Sweat evaporates, cooling the body. This is an example of Latent Heat of...

Accepted Answer

Evaporation

Question 41

What is the force that pushes or collapse an object

Accepted Answer

Compression

Question 42

What is an example of a Worm Gear?

Accepted Answer

Trim Jack, Winch

Aviation Physics

Questions 42

Aviation Physics

Questions 42