Which of the Following Is Not an Advantage of a Light-Emitting

question 17

Multiple Choice

Which of the following is not an advantage of a light-emitting diode (LED) ?

• A) low voltage
• B) long life
• C) fast on-off switching
• D) cost

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Definitions:

Union

An organization formed by workers in various sectors to protect and advance their rights, wages, and working conditions.

Closed Shop

A workplace where only members of a particular union are hired and where being a member of the union is a condition for employment.

Agency Shop

is a workplace where employees are not required to join the union, but must still pay union dues as the union negotiates on behalf of all employees.

Right-to-work States

States in the USA where laws prohibit union security agreements, allowing employees to work without being compelled to join a union.