选择题：如图，一理想变压器原线圈接稳压交变电源，副线圈接电阻R0和滑动变阻器R，原、副线圈电路中分别接有理想电流表A和理想电压表V。现闭合开关，滑动头P从a端向b端移动

题目内容：

如图，一理想变压器原线圈接稳压交变电源，副线圈接电阻R0和滑动变阻器R，原、副线圈电路中分别接有理想电流表A和理想电压表V。现闭合开关，滑动头P从a端向b端移动，则（）

物理化学综合,历年真题,2018年成人高等考试《理化综合》（高起本）真题

A.V的读数变大，A的读数变大

B.V的读数变大，A的读数变小

C.V的读数不变，A的读数变大

D.V的读数不变，A的读数变小

参考答案：

答案解析：

Heahh care experts have long drawn attention to the problems of eating too much

Heahh care experts have long drawn attention to the problems of eating too much sah．There isstrong e

分类：成人高考题型：选择题

Sweden is aiming for a zero-waste society. This takes the country' s recycling revolution one stepfu

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As children move towards adulthood (成年), they become taller, stronger, and more independent.At some

分类：成人高考题型：选择题

分类：成人高考题型：选择题

分类：成人高考题型：选择题