初中科學(xué)八年級(jí)上串并聯(lián)電路作圖實(shí)物圖電路圖

1、household two bags of flour, a bag of rice, 50 kg oil, brought a detachment of their concern and sympathy. , Each batch contact team members to their respective homes, sent 200 yuan per household relief funds, gave 15 SHC families donated clothing 34 traffic police. Working Group on every one, caref

2、ully conveys the Party Central Committee and the State Council concerning agriculture, rural areas and farmers of the policy details . Set with simulation Highway, and continuous sharp mountain road, and tunnel, and rain (fog) days, and wet sliding road, and emergency situation disposal, exam projec

3、t of statewide motor vehicle driver exam field cannot landing; construction integrated 122 received at police system, and intelligent digital integrated communications platform, and intelligent video monitoring platform, and traffic signal control platform, and integrated query platform, and emergen

4、cy plans intelligent auxiliary decision system, integration of intelligent traffic command system cannot started; construction interactive, and experience type large traffic security publicity education base no special funds, Severely restricted the work of public security traffic management of leap

5、-forward development. Six management difficulty is further increased. With my State's rapid economic development, urban and rural residents ' consumption levels increase year by year, number of motor vehicles was seen fast growth, driver's licenses to obtain and sharp growth in vehicle t

6、raffic, car work posed a serious test. The Ministry of public security promulgated 123, 124th, and the motor vehicle driver examination of work discipline, the strict implementation of the DMV "nine prohibitions" regulations the promulgation and implementation of the system, and his pards

7、pipe business requires a lot of new changes on vehicle management of civilian police operations has put forward higher requirements for the quality. Current business process more cumbersome, if you need more Windows, programs, handling the complex, accepting materials can be dispensed with, inadequa

8、te levels of civilian police and window configuration, to a large extent, restrict vehicle management and applying for a driver's license for the management of masses more, wait longer, some people do not understand, resentments increase. Seven were traffic police overall quality needs to be imp

9、roved. New era police traffic management work, to police traffic police proposed has more high of requirements, "rational, and peace, and civilization, and specification law enforcement" behavior is promoted law enforcement standardized construction of footing points, is people of high exp

10、ects, is building harmony police relationship of ties, individual police in "for who law enforcement, for who service" of law enforcement concept exists deviation, service consciousness, and evidence consciousness, and program consciousness and specification law enforcement consciousness a

11、lso enough strong, law enforcement process in the not as, and mess as of phenomenon occurred, law enforcement not specification, and1、根據(jù)實(shí)物圖，畫出電路圖（要求標(biāo)出L1、L2、S1、S2的位置）  2、電冰箱的壓縮機(jī)和冷藏室內(nèi)照明小燈泡工作時(shí)互相不影響，壓縮機(jī)由溫控開關(guān)控制，燈泡由門控開關(guān)控制，請(qǐng)?jiān)趫D-2中用筆畫線連接好電冰箱的工作電路圖。3、曉亮家的衛(wèi)生間安裝有一盞照明燈和一個(gè)換氣扇(實(shí)質(zhì)是電動(dòng)機(jī))。使用時(shí)，有時(shí)需要照明燈和換氣扇各自獨(dú)立工作，有時(shí)

12、需要它們同時(shí)工作。請(qǐng)?jiān)趫D34的方框內(nèi)畫出曉亮家衛(wèi)生間電路的電路圖。4、請(qǐng)?jiān)趫D13的兩個(gè)虛線框內(nèi)，選填“電源”和“開關(guān)”的符號(hào)，并滿足當(dāng)開關(guān)都閉合時(shí)兩燈組成并聯(lián)電路。5、如圖8所示，燈L1與L2并聯(lián)，電路中電流方向如箭頭所示試根據(jù)電流方向在圖中的虛線方框中填上電池或開關(guān)的符號(hào)，使電路連接符合要求    6、按照?qǐng)D11所示的電路圖，將圖12中各元件連接起來(lái)。【用筆畫線表示導(dǎo)線，導(dǎo)線不許交叉】7、按照?qǐng)D9所示的電路圖, 將圖中各個(gè)元件連接起來(lái)。8、用筆畫線，將圖中的器材連成電路。（要求：兩燈并聯(lián)，開關(guān)控制兩盞燈）9、按圖（甲）的電路圖把 (乙)圖中實(shí)物連接起來(lái)(用鉛筆畫

13、線做為導(dǎo)線)。10、某課外小組用兩個(gè)開關(guān)、一個(gè)電源、導(dǎo)線若干，將一盞燈泡和一個(gè)電子門鈴連接在電路中。當(dāng)同時(shí)閉合兩個(gè)開關(guān)，才能使燈泡發(fā)光、電子門鈴發(fā)聲；若只閉合其中某一個(gè)開關(guān)，燈泡不亮，電子門鈴不響；若只閉合其中的另一個(gè)開關(guān)，則燈泡發(fā)光但電子門鈴不響。根據(jù)以上要求，請(qǐng)?jiān)诜娇蛑挟嫵龇弦蟮碾娐穲D（電子門鈴可以用“    ”   符號(hào)代表）并根據(jù)你所設(shè)計(jì)的電路圖連接圖所示的實(shí)物圖。 11、根據(jù)以下要求，設(shè)計(jì)電路，用筆代線在圖中畫出相應(yīng)的實(shí)物連接圖， ( 導(dǎo)線不能交叉 ) 要求： (1) 只閉合 S 1 時(shí)，紅燈發(fā)光，綠燈不發(fā)光 (2)S

14、1 、 S 2 都閉合時(shí)，兩燈都發(fā)光 (3) 只閉合 S 2 時(shí)，兩燈均不發(fā)光。 12、按下圖甲中的電路圖，用筆畫線代替導(dǎo)線，把下圖乙中的實(shí)物連接起來(lái)，連線不要交叉。13、小明連接好了一個(gè)電路，如圖8所示。（1）請(qǐng)?jiān)趫D9的方框內(nèi)畫出他的電路圖（2）小紅認(rèn)為此電路有缺點(diǎn)，因?yàn)闆]法只讓燈L2亮，而燈L1不亮。小紅想將此電路改為由S1、S2分別控制燈L1、L2的并聯(lián)電路，應(yīng)該如何連接？請(qǐng)你幫她想個(gè)解決的辦法，用筆畫線代替導(dǎo)線連接圖10的實(shí)物電路圖。14、按圖甲中的電路圖，將圖乙中的實(shí)物連成電路（用筆畫線代替導(dǎo)線，連線不要交叉）.15、按電路圖，將實(shí)物連成電路.16、根據(jù)圖所示的電路圖連接圖所示的實(shí)物

15、圖17、按電路圖（甲）連接圖（乙）：18、按圖所示的實(shí)物圖畫電路圖：19、按圖所示的實(shí)物圖畫電路圖：20、按圖所示的實(shí)物圖畫電路圖：參考答案一、作圖題1、2、（略） 3、略 4、 5、 略 6、如圖27、略 8、 9、 10、電路圖和實(shí)物連接各2分，共4分              11、15 、 12、13、14、15、16、17、18、19、20、Quality is not high, the level of enforcement is not high,

16、 the prevalent problem of says but can't win, to the case and resolve social conflicts have had a tremendous impact. Three, and next work in second half of work in the, we will control 2013 statewide police traffic management focus work responsibility, seriously lessons learned, make up work ins

17、ufficient, focus do following work: (a) tightly around superior work deployment, in-depth implement Gannan Tibetan Autonomous Government on further strengthening road traffic security work of implementation views, policy regulations, to source management, and specification law enforcement, and improved style for hand, struggled to advance peace construction, and rule of law construction and team construction, Efforts to upgrade the overall quality and promotion "for protection against accidents, maintain smooth flow and promote development" ability and level and ensure the conti