Question #6417208Single Choice

Physics

Question

A bullet hits a wooden board at a speed of 800 m/s. It takes 0.02 seconds to pass through the board, and the speed of the bullet as it exits the board is 300 m/s. Calculate the bullet's deceleration as it passes through the board.

Options

A
    2.5 × 104 m/s2
B
    2.5 m/s2
C
    2.5 × 103 m/s2
D
    5.5 × 104 m/s2

Answer & Analysis