OCR M4 2002 January — Question 1

Exam BoardOCR
ModuleM4 (Mechanics 4)
Year2002
SessionJanuary
TopicCircular Motion 1

1 A wheel rotating about a fixed axis is slowing down with constant angular deceleration. Initially the angular speed is \(24 \mathrm { rad } \mathrm { s } ^ { - 1 }\). In the first 5 seconds the wheel turns through 96 radians.
  1. Find the angular deceleration.
  2. Find the total angle the wheel turns through before coming to rest.