Free FCTC Knowledge Question and Answers 1

Question 1

1 vertical foot = 0.433 psi
1 psi = 2.31 vertical feet

Accepted Answer

Calculating the head pressure difference between an intake and an output using a formula

Answer

The provided information gives conversion factors between 'vertical foot' and 'psi' (pounds per square inch). These units are directly used in fluid mechanics to calculate head pressure, which is the pressure exerted by a column of fluid. Therefore, these conversions are specifically for 'Calculating the head pressure difference between an intake and an output using a formula'.

Question 2

A belt will typically share two or more pulleys. A mechanical advantage is achieved if the pitch diameters of the pulleys vary. only depends on pitch diameter, not the tooth ratio like with gears and sprockets.

Accepted Answer

Belt and Pulley Systems

Answer

The description details how belts and pulleys work together, mentioning their use of two or more pulleys, how mechanical advantage is achieved through varying pitch diameters, and how this differs from gears and sprockets. This entire passage directly defines and explains the characteristics of 'Belt and Pulley Systems'.

Question 3

Class 1 Levers - Effort in the middle, with the fulcrum on the other side from where the resistance resides.
Always less than 1, for example: a pair of tweezers, a human mandible.

Accepted Answer

False

Answer

The statement incorrectly describes a Class 1 lever. A Class 1 lever has the fulcrum *between* the effort and the resistance, not the effort in the middle. Furthermore, examples like tweezers and a human mandible are characteristic of Class 3 levers, where the effort is between the fulcrum and the resistance. Also, Class 1 levers can have a mechanical advantage greater than, less than, or equal to 1, not 'Always less than 1'. Thus, the entire statement is false.

Question 4

- Go through one to four essays.
- 35 questions in total (including the essay questions at the rear of the test booklet);
- only the essay packet may be marked up with notes.
- In the first 30 minutes, 15 to 20 questions based on these writings were distributed.

Accepted Answer

Recall and Comprehend Technical Information

Answer

The provided bullet points describe instructions and guidelines for taking a test, specifically how to approach essays, questions, note-taking, and time management. This information requires the test-taker to understand and follow specific procedural details, which falls under the skill of 'Recall and Comprehend Technical Information' related to test administration.

Question 5

Class 1, Class 2, Class 3 are?

Accepted Answer

Classes of Levers

Answer

Class 1, Class 2, and Class 3 are the standard classifications used to categorize different types of levers based on the relative positions of the fulcrum, effort, and resistance. Therefore, they are 'Classes of Levers'.

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FCTC Test Practice Test

Free FCTC Knowledge Question and Answers 1