百度试题 结果1 题目What is the purpose of a battery?相关知识点: 试题来源: 解析 Purpose of a battery 反馈 收藏
What is the function of a battery in a circuit? A. To provide resistance. B. To measure current. C. To provide voltage. D. To measure resistance. 相关知识点: 试题来源: 解析 C。解析:电池在电路中的作用是提供电压。选项 A 提供电阻错误;选项 B 测量电流错误;选项 D 测量电阻错误。
In the example of determining the internal resistance of a battery, what law is used? A. Newton's law B. Coulomb's law C. Ohm's law D. Faraday's law 相关知识点: 试题来源: 解析 C。解析:在确定电池内阻的例子中,使用了欧姆定律。
The battery provides power for the camera. What's the function of the battery? A. Protect the camera. B. Take pictures. C. Provide power for the camera. D. Store pictures. 相关知识点: 试题来源: 解析 C。电池为相机提供电力。A 选项是保护相机;B 选项是拍照;D 选项是存储照片。
C. It is cheap to produce. D. It has a beautitul look 相关知识点: 试题来源: 解析 34. What is an advantage of the paper battery? A. It could be used for fancy applications. B. It is environmentally friendly C. It is cheap to produce D. It has a beautiful look 反馈 收藏 ...
推断题。由第二段第一句 “Use the iPhone while charging it.” 可推知该电池只能用于 iPhone,所以A项正确。B项,由第三段 “RichardSolo 1800 is largest in its class…” 可知B项错误。C项,由第一段第二句 “…plug RichardSolo into iPhone to instantly transfer charge.” 可知该电池只能用于 recharge...
What is special about the battery? A. It is built in an iPhone. B. It is the smallest of its kind. C. It can also be used as a charger. D. It keeps power for about 30 days. 相关知识点: 试题来源: 解析 [答案] C [解析] 推理判断题。从第二段第四句“RichardSolo will charge ...
Therehas been a growing concernin Chinaaboutgaming addiction among children. Governmentreportsin2018foundthataboutoneintenChinesechildrenwereaddictedtothe Internet.Thenewrulesarepartofanefforttopreventyoungpeoplefromspendingtoomuchtime onunhealthyentertainment.Thatincludeswhatofficialscallthe“irrationalfanculture”. ...
___ A. apparatus for producing electricity B. an array of similar things intended for use together C. a line of small boxes in which hens are kept to lay eggs D. a group or set of things like tools 相关知识点: 试题来源: 解析 C 反馈 ...
What is the design capacity of a battery? What is the charge acceptance of a battery? What is battery internal resistance? How do rechargeable batteries achieve their energy conversion? What is the rated capacity of a battery? What is the actual capacity of a battery?