题目
三道英文版的物理题,求翻译并解答!谢谢
1. A nurse counts 76 heartbeats in one minute. What are the period and frequency of the heart's oscillations?
2. New York's 300-m high Citicorp Tower oscillates in the wind with a period of 6.80s. Calculate its frequency of vibration.
3. Calculate the speed of waves in a puddle that are 0.15m apart and made by tapping the water surface twice each second.
1. A nurse counts 76 heartbeats in one minute. What are the period and frequency of the heart's oscillations?
2. New York's 300-m high Citicorp Tower oscillates in the wind with a period of 6.80s. Calculate its frequency of vibration.
3. Calculate the speed of waves in a puddle that are 0.15m apart and made by tapping the water surface twice each second.
提问时间：2020-10-15
答案
1.A nurse counts 76 heartbeats in one minute.What are the period and frequency of the heart's oscillations?一位护士测得心跳为一分钟76次.这个人的心率和周期各是多少?答案：周期为1分钟；心率为76次Period:1...
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