作业帮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. C
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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. C
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.
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. C
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 minute; oscillation:76
2.New York's 300-m high Citicorp Tower oscillates in the wind with a period of 6.80s.Calculate its frequency of vibration.
纽约300米高的花旗（Citicorp）集团大厦在风中6.80秒摆动一次.计算出振动的频率.
这个你自己求吧
3.Calculate the speed of waves in a puddle that are 0.15m apart and made by tapping the water surface twice each second.
一个水坑中,每秒拍打水两次,可产生0.15米间隔的水波浪.计算水波浪的速度.