Lecture Quizzes

This maneuver uses drag from the atmosphere of a planet to slow an orbiting spacecraft.

Aerobraking

The first American to fly into space was:

Alan Shephard

The Space X corporation of Elon Musk named their cargo capsule:

Dragon

Advanced composite materials have many advantages over traditional materials and metals, but experience corrosion and fatigue in the same way.

False

For supersonic aircraft: the inlets are designed to ensure that flow entering the engine compressor enters at supersonic speeds.

False

The 4 major forces affecting an aircraft are Drag, Lift, Thrust, and Gravity.

False

Using many animations in presentation slides can help engage your audience and increases the quality of your presentation.

False

Winglets are a human developed concept not readily seen in nature.

False

A composite is formed with two materials: Matrix and _________.

Fiber

What trait has been increasing rapidly in engineering students over roughly the past 30 years?

Narcissism

The efficiency of a propeller is maximum when the exit velocity is closest to the inflow velocity.

True

A vector can only have two components.

False

Dysfunctional teams avoid or fail to exhibit:

accountability, unity, trust, commitment

Working groups are a/an ________________ to a team.

advantage

Which format entry is used to substitute strings?

%s

Our Guest Speaker, Mr. Engel, listed 3 steps for succeeding with team work. Select each of those 3 steps

-Communication, Communication, Communication -Don't be afraid to try and fail & try again. -Analyze & Self-Reflect

Project Mercury involved individual crew sizes of:

1

The Solar Cycle "max/min" occurs over a/an ______ cycle:

11 year

How many points are there on the snowflake constructed from three squares?

12

Generally speaking, at least what GPA is usually needed for internships and/or job opportunities?

3.0

Life Support systems are typically comprised of ____________ major subsystems.

6

What is the registry on Windows operating system?

A tree-structured database of key-value pairs that is used to store associations such as file types

Which is a professional society for Aerospace Engineers?

American Institute of Aeronautics and Astronautics (AIAA)

Which rocket has a structure that is akin to to a beer can?

Atlas

Detailed knowledge of the space environment aids engineers in:

Controlling costs/schedules, Troubleshooting problems, Spacecraft design

Quantification of the uncertainties of the possible outcomes of each alternative held by the decision maker is/are known as ____________.

Beliefs

Dynamic Pressure & Static Pressure is related to the Total Pressure by:

Bernoulli's Equation

Which aircraft was discussed in lecture as being comprised of mostly composite materials?

Boeing 787 Dreamliner

How are file types generally identified by your computer's operating system?

By filesystem path

The Earth's Magnetosphere:

Can cause radio blackouts, Leads to higher radiation doses for space fliers, Traps high energy radiation

To provide control to an aircraft, control surfaces generate forces/moments about the ______________.

Center of Gravity (CG)

A supposed "key" to the future of human space flight lies with:

Commercialization

A key component of a well performing team is:

Communication

The first US Astronaut to perform a spacewalk (EVA) was ___________ .

Ed White

A design that produces the intended result, is robust, and generates the minimum amount of unintended consequences is described as an ___________ design.

Elegant

__________________ is a branch of mathematics concerned with the analysis of strategies for dealing with competitive situations that are dependent on the action(s) of others.

Game theory

The last American to set foot on the lunar surface was:

Gene Cernan

Selection and crossover are procedures used in which heuristic optimization technique?

Genetic Algorithms

The South Atlantic Anomaly is a region of:

High radiation

This orbital maneuver transfers a satellite/spacecraft from one circular orbit to another circular orbit with the use of a separate elliptical orbit.

Hohmann Transfer

Rocket fuels that spontaneously ignite when they come into contact with each other are called?

Hypergolic

In an open-loop life support system, matter continuously flows ______ the system.

In and out of

As velocity of an airflow decreases over the surface of a wing, the pressure on that portion of the wing will..

Increase

This type of drag is experienced as a result of obtaining lift on an aircraft.

Induced Drag

Solar Electric Propulsion is an innovative method for propulsion in space flight. Another name for this type of propulsion is

Ion Propulsion

If an airflow is at Mach = 5.2, then

It is compressible flow, The flow is hypersonic, Temperature changes will be a factor in the flow, Shock waves will be present.

Per the lecture, what term was used to best describe the Engineering Design Process?

Iterative

What type of structural design was discussed in lecture that the Hubble Space Telescope designers have incorporated?

JPL Polygon+

A Space Shuttle Commander is a good example of a:

Leader

During the NASA video during today's lecture, Alan Stern mentioned that the success of New Horizons making it successfully to Pluto was mathematically comparable to hitting a golf ball from one city into a soup can in another city. Which two cities did he mention?

Los Angeles to New York City

When designing a LSCES, from whom/what are the requirements NOT obtained?

Mathematical Algorithms

What is a "vectorized" operation?

Operates on each element of the vector or array

An orbital eccentricity, e, of 1 indicates that the orbit is ____________________.

Parabolic

What is the closest orbital point of an object in orbit around the Moon?

Perilune

The pillars of Utility Theory are:

Preferences, Beliefs, & Alternatives

Virgin Galactic anticipates launching humans into space in a fashion similar to what NASA did with:

Project Mercury

The "Dream Chaser" Spacecraft, which completed a single landing test, is the commercial space project of:

Sierra Nevada

Winglets reduce the induced drag on an aircraft by:

Reducing the vortices at the wingtips.

Project Gemini was the first NASA Program to evaluate techniques for:

Rendezvous, EVA, Docking

A system or design that is engineered to withstand and/or overcome adverse conditions and minimize unintended consequences is known as ____________________.

Robust

Today's space program relies on _____________ to deliver humans to orbit and the ISS:

Russia

What type of structure incorporates an outer shell that provide structural support, but also an inner support frame?

Semi-monocoque

On a wing, what is located directly behind the stagnation point in the flow?

Separation Point

Skylab missions were shorter than/longer than/the same as ISS missions:

Shorter than

What term is defined as "force per amount of propellant, per unit time"?

Specific Impulse

What are the three main Aircraft Performance Factors to consider within aircraft design?

Speed, Range, & Endurance

How does the B-2 control yaw?

Split flaps

What is the "simplified" order of the airflow through a turbine?

Suck, squeeze, burn, blow

How are the mean camber line and the camber of an airfoil related?

The camber is the distance between the mean camber line and the chord line.

The lowest speed of an aircraft at which the airflow over some point of the craft reaches the speed of sound is known as:

The critical mach number

What was the Engineer's answer (per the lecture) to "The Glass" example.

The glass is two times the size it needs to be

What is known as the 7 Minutes of Terror?

The time between the Mars Rover Entry, Descent, and Landing.

The International Space Station (ISS) and Hubble Space Telescope (HST) have different orbital inclinations, because ________.

They were launched at different latitudes

Why are certain shapes cut into the solid rocket fuel grain?

To change the surface area of the exposed propellant for desired rocket performance

In one of the videos shown during today's lecture, to what fictional being/item did the hyper nerdy gentleman compare the James Webb Space telescope?

Transformer

During lecture today, we watched a video with a pilot competing in a race at an air show. While in flight, the pilot lost control of the aircraft and horrifically crashed...killing many people on the ground and injuring dozens more. What caused the pilot to lose control of the aircraft?

Trim tab

The major areas of the atmosphere that aerospace engineers need to be aware of are:

Troposphere/Mesosphere/Stratosphere

A good way to troubleshoot your rocket simulation is:

Try to think about what the computer is doing and how that might cause the symptoms you are seeing, Show values in the window title so you can see if they are changing like you would expect, Print out intermediate values to the console and compare with expectations

This type of high-bypass propulsion engine is most widely used on commercial aircraft.

Turbofan

When your code has a flaw that an attacker can exploit to take control, the flaw is known specifically as a

Vulnerability

What product was created as a result of Atlas rocket testing?

WD-40

Human Space Exploration is advantageous because it _____________ .

allows real-time approaches/solutions to problems.

What kind of loop do we usually use in Python to repeat something a fixed number of times:

for

How do I convert a string to an integer in Python?

int(string_variable)

Mission Control, a Shuttle or Station Crew, the Houston Astros and the ISU Cyclones are examples of:

shared goals, mutual trust, accountability, diverse skill sets

What is the difference between a list, a tuple, and a nump array?

tuple is immutable, list can be modified, array is for efficient math

Flutter is the result of _______________.

unstable dynamic stability

The flight path of a knuckleball is unpredictable and erratic because the baseball has been thrown...

with a lack of rotation/spin.