试题与答案

如图,金鱼缸中小金鱼口中吐出的小气泡,在升至水面的过程中体积逐渐变大,这个过程中

题型:选择题

题目:

如图,金鱼缸中小金鱼口中吐出的小气泡,在升至水面的过程中体积逐渐变大,这个过程中气泡所受浮力将(  )

A.不变

B.变大

C.变小

D.无法确定

答案:

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参考答案:D解析:票据具有无因性,票据法律关系与原因关系相分离,彼此不产生影响。即使制作票据的原因无效也不影响票据的效力。票据只要具备票据法上规定的票据生效的要件,即发生效力,《票据法》第4条第1款规...

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