QUESTION 8[force and pressure]Diagram shows four hot air balloons, P, Q, R and S with different features.Small balloon Features Volume: 800 m3 Type of balloon fabric:Synthetic nylon Hot air balloon Temperature of flame:P100 C Surner Large balloon Features Volume: 2500 m3 Type of balloon ...
用方框中所给单词填空force, method, pressure, correct1. I don't know which answer is2. Don't giv
pressure C. strain D. load 相关知识点: 试题来源: 解析 参考答案:B 【答案详解】语义理解题。文中此处缺少一个名词与work搭配,构成拒绝培训的理由之一,将四个选项进行分析可知只有选项B最符合要求。短语pressure of work意为“工作压力”;选项A意为“力量,军队”;选项C意为“紧张,张力”;选项D意为“载重...
= 2 Kg × 8 m/s2 = 16 Kgm/s2 = 16 N. Q.3) A hammer having a mass of 1 kg going with a speed of 6 m/s hits a wall and comes to rest in 0.1 sec. Compute the obstacle force that makes the hammer stop. Solution:
___(压力)ispressureorworrycausedbytheproblemsinsb'slife.Pressureisforcethatyouproducewhenyoupresshardonsomething.相关知识点: 试题来源: 解析 根据句意和所给提示词可知这里使用名词stress意为"压力",这是不可数名词,作这句话的主语。故填Stress。 压力是由于某人生活中的问题而产生的压力或担忧。压力是当你用力...
A. weight B. pressure C. force D. power 相关知识点: 试题来源: 解析 B。“weight”指“重量”;“pressure”有“压力”的意思,符合“太多作业带来的压力”这一语境;“force”侧重“武力、暴力”;“power”常指“权力、力量”。所以选 B。 反馈 收藏 ...
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Which of the following factors affect pressure? A. Force only. B. Area only. C. Force and area. D. Temperature only. 相关知识点: 试题来源: 解析 C。解析:压强等于压力除以受力面积,所以压力和面积都会影响压强。A 和 B 选项单独不全面;D 选项温度不直接影响压强。本题考查压强的影响因素以及英语...
百度试题 结果1 题目A.pressB.pressureC.powerD.force 相关知识点: 试题来源: 解析 B 考查名词辨义与上下文理解。press媒体,按,压,繁重;pressure压力;power权力,力量;force迫使,力量。由于后面一句紧跟着出现了pressure on这一搭配,因此此处也选pressure。反馈 收藏 ...
Pressure is calculated by ___. A. force times area. B. force divided by area. C. area divided by force. D. force plus area. 相关知识点: 试题来源: 解析 B。解析:压强等于压力除以受力面积。A 选项是错误的计算方法;C 选项反了;D 选项不是压强的计算方法。本题考查压强的计算公式以及英语中...