Rotational Motion and Systems of Particles — PickAClass
⏱ 3h 📚 30 lessons 🎧 Audio version

Rotational Motion and Systems of Particles

Learn the fundamental principles of rigid body dynamics, including angular momentum, torque, and the calculation of the center of mass for complex systems.

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About this course

Moving beyond the dynamics of a single point mass requires understanding how forces affect extended objects. This course provides a clear, conceptual foundation for the physics of rotation and the behavior of systems composed of multiple interacting particles. You will master the mathematical framework necessary to analyze rigid body motion, transitioning smoothly from linear mechanics to rotational dynamics. What you'll learn: * Understand the definition and methods for calculating the center of mass for discrete and continuous systems. * Define angular displacement, velocity, and acceleration and relate them to their linear counterparts. * Apply the concepts of torque and angular momentum to analyze rotational equilibrium and dynamics. * Master the calculation and application of the moment of inertia for various geometric shapes. * Practice solving problems involving conservation of angular momentum and rolling motion without slipping. * Analyze the work and power associated with rotational motion. This course begins with foundational definitions and terminology, progresses through the derivations of key rotational quantities, and concludes with practical application of conservation laws. Designed for absolute beginners, no prior exposure to rotational physics is required, only basic algebra and introductory mechanics knowledge. Start building your expertise in advanced classical mechanics today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    3h of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Rotational Motion and Systems of Particles
Skills demonstrated
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Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
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1.7 hrs
Behavioral copywriting
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1.9 hrs
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Rotational Motion and Systems of Particles
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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