2013年高考物理试卷(浙江)(解析卷)
2013年普通高等学校招生全国统一考试理科综合能力测试物理答案(浙江卷)一、选择题(本题4小题。每题6分在每小题给出的四个选项中,只有一项是符合题目要求的。)14.答案:B解析:A、电磁波可以传递信息,如电视信号;声波也可以传递信息,如人说话;故A错误;B、手机用电磁波传递信息,人用声波说话,故B正确;C、太阳光中的可见光是电磁波,真空中为3×108m/s;“B超”中的超声波是声波,常温下,空气中大约为340m/s;故C错误;D、遥控器发出的红外线波长和医院CT中的X射线频率不同,波速相同,根据c=λf,波长不同,故D错误;15.答案:D解析:根据感应电动势公式E=BLv可知,其他条件不变时,...
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