Vertical circular motion

Vertical circular motion Quiz

Spec 1.2 · Edexcel A-Level Further Maths: Quiz

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  1. 1. A particle moves at 6 m s⁻¹ through the lowest point of a vertical circle of radius 3 m. What is its radial acceleration?

    • A. 22 m s⁻²
    • B. 1212 m s⁻²
    • C. 1818 m s⁻²
    • D. 9.89.8 m s⁻²

  2. 2. A particle on a string of length 0.4 m moves in a vertical circle. What is the least speed at the lowest point for it to complete the circle (g=9.8g=9.8)?

    • A. 3.963.96 m s⁻¹
    • B. 1.981.98 m s⁻¹
    • C. 2.802.80 m s⁻¹
    • D. 4.434.43 m s⁻¹

  3. 3. A bead on a smooth circular wire of radius rr is projected from the lowest point. What is the least speed for it to complete the circle?

    • A. 5gr\sqrt{5gr}
    • B. gr\sqrt{gr}
    • C. 4gr\sqrt{4gr}
    • D. 2gr\sqrt{2gr}

  4. 4. A 2 kg particle on a string of length 1 m is at the top of a vertical circle moving at 5 m s⁻¹. What is the tension (g=9.8g=9.8)?

    • A. 69.669.6 N
    • B. 5050 N
    • C. 10.410.4 N
    • D. 30.430.4 N

  5. 5. A particle has speed 10 m s⁻¹ at the lowest point of a circle of radius 2 m. What is its speed when level with the centre (g=9.8g=9.8)?

    • A. 4.654.65 m s⁻¹
    • B. 7.807.80 m s⁻¹
    • C. 8.978.97 m s⁻¹
    • D. 60.860.8 m s⁻¹

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