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Course: AP®︎/College Physics 1 > Unit 8

Lesson 2: Simple harmonic motion in spring-mass systems
Science
AP®︎/College Physics 1
Simple harmonic motion
Simple harmonic motion in spring-mass systems
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Spring-mass systems: Calculating frequency, period, mass, and spring constant

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Problem

A block attached to an ideal spring oscillates horizontally with a frequency of 4.0Hz and amplitude of 0.55m. The spring constant is 75Nm.
What is the mass of the block?
Round answer to two significant digits.
  • Your answer should be
  • an exact decimal, like 0.75
kg