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Questions and Answers
When was the metric system created?
What is the most used measuring instrument in vehicle service and repair?
What is the relationship of a value or number out of 100 called?
What is used to express very large and very small decimal numbers?
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What is the correct way to align decimal points when adding or subtracting decimals?
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What is used to measure the inside diameter of a hole or bore?
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What is used to adjust valve clearance?
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What is used to determine the correct shim thickness for valve clearance adjustment?
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What is commonly used for calculating electrical resistance?
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What falls into three categories: direct drive, gear reduction, and overdrive?
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What is used to represent data and show specifications?
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What is useful for disassembling and assembling components?
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Study Notes
- The English customary measuring system was established in 1100 C.E.
- The Fahrenheit temperature scale was created by Gabriel Fahrenheit.
- The metric system was created in the late 1700s in France.
- Micrometers are the most used measuring instrument in vehicle service and repair.
- A telescopic gauge is used with a micrometer to measure the inside diameter of a hole or bore.
- Decimals are commonly used by service technicians.
- Adding and subtracting decimals require aligning decimal points.
- Percentage is the relationship of a value or number out of 100.
- Scientific notation is used to express very large and very small decimal numbers.
- Technicians are often required to add or subtract measurements when working on vehicles.
- Valve clearance can be adjusted using shims.
- To determine the correct shim thickness, add the difference between measured and specified clearance to the existing shim.
- Fractions may need to be converted to decimal units for parts replacement.
- Multiplying is used to determine gear ratios.
- Dividing is commonly used for calculating electrical resistance.
- Formulas use letters to represent values and indicate math functions.
- Gear ratios fall into three categories: direct drive, gear reduction, and overdrive.
- Graphs display information with two variables and are useful for illustrating trends.
- Charts are used to represent data and show specifications.
- Diagrams show the arrangement of parts and are useful for disassembling and assembling components.
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Description
Test your math and measurement skills with this quiz! From the history of measuring systems to the use of decimals and scientific notation, this quiz covers a range of topics relevant to technicians working on vehicles. Learn about different measuring instruments and how to adjust valve clearance using shims. Brush up on your multiplication and division skills as well as gear ratios and the use of graphs, charts, and diagrams. Sharpen your knowledge and take on this fun and challenging quiz!
