Angular speed and radial acceleration

Angular speed and radial acceleration Quiz

Spec 4.1–2 · Edexcel International A Level Further Maths: Quiz

Studying this course? Keep your progress in one place.

Pick an answer for each. Quizzes never use energy.

5 questions, one answer each

Each answer is checked as you go, with why.

See all 5 questions

  1. 1. A wheel takes 44 s for one revolution. Its angular speed is

    • A. π\pi rad s−1^{-1}
    • B. 2π2\pi rad s−1^{-1}
    • C. 8π8\pi rad s−1^{-1}
    • D. π2\frac{\pi}{2} rad s−1^{-1}

  2. 2. A particle moves in a circle of radius 22 m at 33 rad s−1^{-1}. Its speed is

    • A. 1.51.5 m s−1^{-1}
    • B. 66 m s−1^{-1}
    • C. 1818 m s−1^{-1}
    • D. 1212 m s−1^{-1}

  3. 3. A particle moves in a circle of radius 0.50.5 m at 44 rad s−1^{-1}. Its acceleration is

    • A. 88 m s−2^{-2}
    • B. 22 m s−2^{-2}
    • C. 3232 m s−2^{-2}
    • D. 44 m s−2^{-2}

  4. 4. A 22 kg particle moves at 55 m s−1^{-1} in a circle of radius 2.52.5 m. The resultant force towards the centre is

    • A. 55 N
    • B. 1010 N
    • C. 2020 N
    • D. 5050 N

  5. 5. A wheel turns at 120120 revolutions per minute. Its angular speed is

    • A. 2π2\pi rad s−1^{-1}
    • B. 4π4\pi rad s−1^{-1}
    • C. 120120 rad s−1^{-1}
    • D. 240π240\pi rad s−1^{-1}

Quiz