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Two construction workers use different hammers to pound in nails. Both swing their hammers with the same speed, and the duration of both hammers' collisions

Two construction workers use different hammers to pound in nails. Both swing their hammers with the same speed, and the duration of both hammers' collisions with the nails is equal. However, one worker is able to hit the nail in quicker than the other. Offer an explanation for the situation.

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