MDCAT Physics MCQ #4449

A 2 kg object has a kinetic energy of 16 J. What is its velocity?

MDCAT Physics MCQ #4449

  1. Question 1

    Q1. A 2 kg object has a kinetic energy of 16 J. What is its velocity?

    • A) 4 m/s
    • B) 2 m/s
    • C) 8 m/s
    • D) 1 m/s

    Answer: 4 m/s

    Explanation: Kinetic energy = 0.5 * m * v^2. Rearranging, v = sqrt(2 * KE / m) = sqrt(2 * 16 J / 2 kg) = 4 m/s. Option B is incorrect due to miscalculation.