Wind Turbine Exam W/ Bernoulli Principal

25 Questions | By Ekjohanson | Updated: Mar 21, 2022 | Attempts: 238

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Wind Turbine Exam W/ Bernoulli Principal - Quiz

Questions and Answers

1.

According to Bernoulli’s principle if velocity increases pressure _____________?
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Does Nothing
- D.
  
  None of the Above
- E.
  
  I Don't Know
2.

According to Bernoulli’s principle if pressure increases then velocity must ______.
- A.
  
  Decrease
- B.
  
  Increase
- C.
  
  Does Nothing.
- D.
  
  None of the Above
- E.
  
  I Don't Know
3.

If the pressure under the wing of an airplane is greater than the pressure on top of the wing, the airplane should ______.
- A.
  
  Fall
- B.
  
  Land
- C.
  
  Lift
- D.
  
  A and B
- E.
  
  I Don't Know
4.

Energy an object has due to it's motion is______________.
- A.
  
  Potential Energy
- B.
  
  Kinetic Energy
- C.
  
  Gravitational Energy
- D.
  
  I Don't Know
5.

Two balls are rolling at the same speed. One ball weighs more than the other. The heavier ball will have a __________ amount of kinetic energy.
- A.
  
  Greater
- B.
  
  Less
- C.
  
  Equal
- D.
  
  I Don't Know
6.

A book is placed on a desk. As it falls off of the desk it is an example of ________________.
- A.
  
  Kinetic energy converting into potential energy
- B.
  
  Potential energy converting into kinetic energy
- C.
  
  I Don't Know
7.

What form of energy is the desired output of the wind turbine?
- A.
  
  Electrical Energy
- B.
  
  Mechanical Energy
- C.
  
  Solar Energy
- D.
  
  Kinetic Energy
- E.
  
  I Don't Know
8.

Wind turbines _______________ differnt forms of energy.
- A.
  
  Convert
- B.
  
  Create
- C.
  
  Produce
- D.
  
  I Don't Know
9.

This is an example of a ____________ axis wind turbine?
- A.
  
  Vertical
- B.
  
  Horizontal
- C.
  
  I Don't Know
10.

Which of the following could be positive impacts of wind energy?(Hint: you can select more than one)
- A.
  
  It is GREEN energy
- B.
  
  It creates jobs
- C.
  
  It is loud
- D.
  
  It reduces our dependency on petroleum (gas & oil)
- E.
  
  It can disrupt bird migration
- F.
  
  It can reduce energy costs
- G.
  
  I Don't Know
11.

Which one is a renewable energy
- A.
  
  Coal
- B.
  
  Oil
- C.
  
  WInd
- D.
  
  Natural Gas
- E.
  
  I Don't Know
12.

Can Energy be Created
- A.
  
  Yes
- B.
  
  No
13.

Which of the following is a form of energy
- A.
  
  Solar
- B.
  
  Nuclear
- C.
  
  WInd
- D.
  
  All of the above
- E.
  
  I Don't Know
14.

The Tech Design Process is NOT a continous loop of steps to be completed to help solve problems.
- A.
  
  True
- B.
  
  False
15.

Constructing a prototype comes before developing possible solutions.
- A.
  
  True
- B.
  
  False
16.

The "Testing and Evaluating" step consist of?
- A.
  
  Implenting the soloution
- B.
  
  Verifing if the solution works
- C.
  
  Examining the effectiveness of the solution
- D.
  
  All of the above
- E.
  
  I Don't Know
17.

___________ is the first step in the design process.
- A.
  
  Gather Information
- B.
  
  Redesign & Communicate
- C.
  
  Understand the Problem
- D.
  
  I Don't Know
18.

Why is the Redesign & Communicate step of the design process important?
- A.
  
  It helps to gather information about the problem.
- B.
  
  It allows designs to be continually improved.
- C.
  
  It helps to test design solutions.
- D.
  
  I Don't Know
19.

A group of parts working together to achieve a desired goal is a _____________.
- A.
  
  Cycle
- B.
  
  Machine
- C.
  
  System
- D.
  
  Technology
- E.
  
  I Don't Know
20.

A system with feedback is a open loop system.
- A.
  
  True
- B.
  
  False
21.

The order of a system is _____________.
- A.
  
  Output --> Input --> Process
- B.
  
  Input --> Process --> Output
- C.
  
  Input --> Output --> Process
- D.
  
  I Don't Know
22.

All systems have both positive and negative outputs.
- A.
  
  True
- B.
  
  False
23.

Resources are part of which step in the System's Model
- A.
  
  Input
- B.
  
  Process
- C.
  
  Output
- D.
  
  Feedback
- E.
  
  I Don't Know
24.

The spoiler of a car is shaped so that pressure stays on the _____ of the car.
- A.
  
  Bottom
- B.
  
  Top
- C.
  
  Side
- D.
  
  Opposite side
- E.
  
  I Don't Know
25.

Bernoulli's Principal applies to which of the following?There is more than 1 correct answer, please check all that can apply.
- A.
  
  Sailing
- B.
  
  Flight
- C.
  
  Wind Turbines
- D.
  
  Automotive Racing
- E.
  
  I Don't Know