监狱是个直径100米滴,监狱外是空地,有一个大探照灯做圆周扫描,光圈是100米直径且与监狱相切的圆,每分钟扫描一圈。请问犯人最快速度至少多少才能越狱成功?
监狱是个直径100米滴,监狱外是空地,有一个大探照灯做圆周扫描,光圈是100米直径且与监狱相切的圆,每分钟扫描一圈。请问犯人最快速度至少多少才能越狱成功?
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