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Date May 2017 Marks available 1 Reference code 17M.1.SL.TZ1.22
Level Standard level Paper Paper 1 Time zone Time zone 1
Command term Question number 22 Adapted from N/A

Question

A horizontal disc rotates uniformly at a constant angular velocity about a central axis normal to the plane of the disc.

Point X is a distance 2L from the centre of the disc. Point Y is a distance L from the centre of the disc. Point Y has a linear speed v and a centripetal acceleration a.

What is the linear speed and centripetal acceleration of point X?

Markscheme

B

Examiners report

[N/A]

Syllabus sections

Core » Topic 6: Circular motion and gravitation » 6.1 – Circular motion
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