CWT CWT Legal Metrology & Regulatory Compliance

Question 1

Which U.S. federal agency oversees the regulation of commercial weighing devices used in trade?

Accepted Answer

NIST

Answer

The National Institute of Standards and Technology (NIST) provides the Handbook 44 standards that govern commercial weighing and measuring devices in the U.S.

Question 2

What is the primary purpose of NIST Handbook 44 in the context of commercial weighing?

Accepted Answer

To establish specifications and tolerances for commercial weighing devices

Answer

NIST Handbook 44 establishes specifications, tolerances, and other technical requirements for weighing and measuring devices used in commerce.

Question 3

In legal metrology, what does 'type approval' mean for a weighing device?

Accepted Answer

Official recognition that a device design meets regulatory requirements before commercial use

Answer

Type approval is the process by which a weighing device design is officially evaluated and approved as conforming to applicable standards prior to being placed in service for trade.

Question 4

Which term describes the maximum permissible error allowed on a commercial weighing device during official inspection?

Accepted Answer

Tolerance

Answer

Tolerance is the maximum allowable deviation from the true value that is permitted for a weighing device under legal metrology regulations.

Question 5

A weights-and-measures inspector applies an official seal to a scale after inspection. What does this seal signify?

Accepted Answer

The device has passed inspection and is legally approved for commercial use

Answer

An official seal placed by a weights-and-measures inspector indicates that the device was found to be within tolerance and is authorized for use in commercial transactions.

(CWT) Certified Weighing Technician Practice Test

(CWT) Certified Weighing Technician Practice Test

CWT CWT Legal Metrology & Regulatory Compliance