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19 February, 07:29

A performer in a circus is fired from a cannon as a ''human cannonball'' and leaves the cannon with a speed of 16.4 m/s. The performer's mass is 82.6 kg. The cannon barrel is 9.29 m long. Find the average net force exerted on the performer while he is being accelerated inside the cannon.

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  1. 19 February, 07:35
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    1195.22N.

    Step-by-step explanation:

    Mass: m = 82.6 kg

    Velocity: v = 16.4m/sec.

    Distance: d = 9.29 metres.

    Acceleration = (v²/2d) = (16.4²/18.58) = 14.47m/sec².

    Force = (mass x acceleration) = (82.6 x 14.47) = 1195.22N.
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