• 2022-05-30
    溶液自深[tex=2.286x1.286]JS1aHquC7htf10ceJBiJiA==[/tex]顶直径[tex=2.286x1.286]I1e4u8iV7RtSs1vCiVLZaA==[/tex]的正圆锥形漏斗中漏入一直径为[tex=2.286x1.286]E4dfche4evkKEuXfbh/mFw==[/tex]的圆柱形筒中,开始时漏斗中盛满了溶液,已知当溶液在漏斗中深为[tex=2.286x1.286]I1e4u8iV7RtSs1vCiVLZaA==[/tex]时,其表面下降的速率为[tex=4.143x1.357]d4fhzKqs+9ooLw/HagfyVmGtmV/1IPYATvhXGErbSMI=[/tex],问此时圆柱形筒中溶液表面上升的速率为多少?
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