A Sewing Machine Needle Moves Up and Down in Simple

question 49

Short Answer

A sewing machine needle moves up and down in simple harmonic motion with an amplitude of 1.27 cm and a frequency of 2.55 Hz.
(a)What is the maximum speed of the needle?
(b)What is the maximum acceleration of the needle?

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Definitions:

Discrimination

Unfair treatment or prejudice against people based on race, age, gender, or other characteristics rather than individual merit.

Employment

A relationship between an employer and an employee where the employee is paid for carrying out assigned tasks.

Discrimination

Unfair treatment or prejudice against individuals or groups based on characteristics such as race, gender, age, or sexual orientation.

Bona Fide Occupational Qualifications

Refers to the essential job qualifications that an employer can legally require, which can include a specific age, sex, religion, or national origin, if they are reasonably necessary to the normal operation of that particular business.