7202 Science 107

Why do electricians need to refer to and use different types of measurement?

• To ensure safety protocols are followed.

• To mark out an installation from a drawing.

• To communicate with clients.

• To increase the speed of installation.

Which of the following is NOT a reason for electricians to use different types of measurement?

• Ordering materials from a manufacturer’s specification.

• Reading test results.

• Marking out an installation from a drawing.

• Communicating with clients.

Why is it important for electricians to use a common system of measurement?

• To reduce the cost of equipment

• To ensure accurate and consistent test results

• To make the equipment look more professional

• To increase the complexity of the work

What could be a potential danger if voltage was measured in completely different units depending on the location?

• Increased cost of electrical equipment

• Difficulty in finding electrical components

• Misinterpretation of test results leading to safety hazards

• Easier communication between electricians

What is one of the key responsibilities of electricians according to the text?

• Designing electrical circuits

• Reading and interpreting test results

• Manufacturing electrical components

• Installing electrical appliances

Why might big companies benefit from a common system of measurement in the electrical installation industry?

• It allows them to use cheaper materials

• It simplifies international operations

• It reduces the need for skilled labor

• It increases the variety of tools they can use

What is the full name of the system abbreviated as 'SI units'?

• Le Systeme International d’Unities

• Le Systeme Imperial d’Unities

• Le Systeme International d’Units

• Le Systeme Imperial d’Units

How many base SI units make up the SI system?

• Five

• Six

• Seven

• Eight

Which of the following statements is true about SI units?

• They are made up of five base units.

• They are used by most countries.

• They are also known as imperial units.

• They are only used in the USA.

What is an example of an older unit system still used in the USA?

• Metric units

• SI units

• Imperial units

• Customary units