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1、北京市房山区周口店中学初中物理 电学：各种电路图汇总素材 新人教版VAR1R2R3ErAS rAVKSErRVR0RaSrEPmBAR滑RVL1L2S+VL1L2S+VL1L2S+VL1L2SVASR1R2+S1S2S3SSL2L1R2A1A2S2S1LPabR1甲A1A2R1R2VAL2L1SAVSL2L1LVSRLA1L1A2A3L2L3SL1V1V2L2L3SVAR2R1SPAPBCDAABCDMNSLAMNV1V2L1L2SAPBCDMNAABCDL1L2S甲L1L2SABCDABCDDABCDCABCDBAabPRVASR1R2CbaPEAAVABCMAR1SR2MbaVSVS甲乙A
2、BCAVRR2R1AR1R2R3R4L1L2ESVEBARRSPVAREErSVABUPRAESR1CR4R3abR2丙甲乙CLRabSV2A1R2A2V1R1PR34.23.60.35I/AU/V0L1L2L3ErCR1R2SOzxyAErR1R2R3CabSGR2R1S1S2AVR3R4ESVAErS1S2R1AR2R3R4abPA1A2R1R0GR1R2S1S2ER0VAErPabR0RV2V1AR1R2PS图13L1L2S1S2ESVV0RESV1V2SGUABCIII/20U+接地SLAV甲SRR0AVS乙R0RR1R2R3SA1A2A3R1R2R3A2V2ErR1R2R3V1A1S
3、R12LR1cVAbefadSErRVAMPSAR1R2R3L1L2SAVAVAVAVABCDL1L2S1S2S3VR1R2RS1S2L1L2L3SL1L2S2S3S1S1S2S3L1L2PUAS图S1S2L1L2AL1L2SR1R2R3S1S2PUAS图S1S2L1L2A1A2R1R2SS1RSR0220VVARRPSAL1L2SrS1S2S3SnVUS1S2S3SnUVLSRLSVAPRSVL1L2SAVARVA1A2PR0SLAVRPSURRRRR1VAL2L1USV2V1SL1L2VASR1R2ABPA1VA2PR0SIU甲乙abcdU1U2UR1R2LRVAA2L1L2SV2AVAL
4、1L2VAR1R2PAVRPabAVR1R2R1R2R3V2AV1ABAVSRP乙AVRPS甲R1R2R2R0RPVUR1R2VAR1R2S1S2VAPSRabBASVAL2SL2S1S2S3SLabVAR2R1PABCSR1R2R3USAR1R2R3U图2abAVLPSR2R1UVAS1S2S3LR2R3AR2AR2VAA报警器R1R2R3rabEVA1A2SR1R2VR1R2S1S2R0ABUAVRA1A2UL1L2L3VAR1R2S1S2AErVR1R2R3abP甲Cab乙abR=2MLRMUA报警器R1R2R3ErR1R2LSV2V1R1R2S(a)V2V1AVR1R2SPAVEGS2
5、S1RRRVRPSASRABRAR1R2R3VAR1R2R3VAR1R2R3VAR1R2R3VABCDVSERPABR答AVGR1RSEAR1R2R3VVSErRSErV图1图2V1V2AErR0RPaEbVGR0AVS2S1SR2R1LAR1R2S2S1S3LPR2RXR4A21R1R2R3S1S2S3VAErSRRXAS1S2SRR0RPV热敏电阻R0SVASABCDAS甲VAS乙V踏板A压力传感器R压杆ALSVPVASVALRV2V1R1R2LSR1R2R3abPAL1L2L3S1S2S3A1A2A1A1L1L2SAA1A2AL1L2SAVABR2R1VL1L2SA1A1A1R0R0R0
6、SL1L2CDAA1APVAVL1L2S1S2VA2A1R1R2VAL1L2VSLRR2abVR1SAVAVL1L2aAV1V2SPR1R2乙甲L1L2SAR1R2仪器主体调节部分V1V2VR1SPV2V1LR题图R2R1R2VVA甲ALVAPR1R2AVSA1AR1R2AR1R2AS1S2R0Rx题图R0PabVSVAR1R2V1VAR1R2SVAR1R2abPL1L2A1A2SR1R2SAR1R2PVSAVR1R2SAR1R2S图104R1R2R1R2R1R2RR2R1R1R2VVSAR1R2P题图VAPR1abR2UP图66图47AVbaR1R2U1U2SRPAVR1R2图108SABP
7、SL1L2SVR1R2R3S1S2A图5612V，4.8WAR=24L图108LR1AR2SVAV1V2R1R2VS1S2R1R2R0VR1R2A2A1A3R1R2R3LPRU11用电器R2R3R4R1VAErVK1K2E1E2r2r1AabcR1R2R3SErABI/A3624R1R2甲U/VR1R2S12电源+VRSARR0ASL1L2VErABCAL1L2S2S1R.1ABPREr0mSAMBMS1S2220VS1220VS2CS1220VMDS1220VMS1S2VR0SRPS3S2S1R1R2VL2SL1ADCBMV2AVSL1L2BL1L2VSCVL2L1SDVL1L2SL1L2U
8、1U2UAVVAErR1R2PabR1R2S12ASS1R1S2R2C1R2R1EC2AABACDrR1R2R3R4EAR1R2R3GRAVAVR1R2R3EL1L2RSEabcdL1L2RSEadcbabPRErR1R2S2S1CDVRAabS1S2R1R2V1V2ErARPV1V2ASL1L2MR1AUAVR1R2ASR1R2R3R4abCErVSR2R1LPRLS220VRR1SA1A2R2VER1R2abS220VVAR2ABCPR1SVAabPR1R2abPS甲乙L1L2badcSAABSASBSRabPV093116kWh220V 5A 50Hz2500R/kWhL1L2abSRX
9、R0AS1S2V2R0RX12R0RXV121RVR1R2S1ES2R0ABRV图2ARAR0R1R2RES1S2图1100W60WU=220VGR1R2S1S2100W60WU=220VGG红黑G2R1abG1RR2S1S2EL1L2R1R2PER1RVR2SAR1R2UErR1R212S输电线发电机用户升压变压器降压变压器VHS1S2dOBAKDL1L2ABCDL1L2S1S2S3L1S1S2S3L2L3VR2R1RErSA+L2L1SA+L2L1SA+L2L1A+L1L2ABCDSABCDEA1A2SL1L2AL1L2VL1L2SV+V+V+V+ABCDSVabcL1L2VL1L2SSa
10、bR1R2V2V1SVL2L1SbAadcSABAPAVSRAVRSPR1R2VAPAV甲短路处VARXRARXRVARXRVAVRXRABCDARSLPAPRxR0SVAL1L2SARXABPSAR1R2SR0RXS1ASV1V2R1R2VASRRPRabSUVVRRPAR1R2VL1L2SAVL1L2SPA1A2LL1SAR1R2SabPUAVPR1R2R3AVPABRSA1AR1R2S甲乙R1R2甲乙R1R2VA1A2R1R2AVR1R2S1S2VAL1L2SR1R2A1A2VVAR3L1L2S0S1S2R2R4SVRRabSPAR1R2abPSVVAR1R2R3R4R5R6SaVAR1
11、R2R3SbcdVMREr4221AR3R2SR1R2AV1V2U图4246A4220ASR2R3R1abP4225NSSAab图17AR1R1=10I=1.2A-0.4AU乙A甲I=1.2AR1UmnqSROPCMNSV1V2L1L2SVASS1S2L1L2L1L2S1S2S3S4图甲A3A2A1R0R0R0ABPCOAS风L1L2L3S1S2SA电阻箱电流表ErSL3L2L1RPErSA2S1S2A1R2RR1S1EVAESRxRVALR2R3S1S2S3PLRLIL（1）S1mAR1R2S2S2BAR1R2abcdP1P2VSE图9A2A1VAR1R2R3abARVS附件1：律师事务所反盗版维权声明附件2：独家资源交换签约学校名录（放大查看）学校名录参见： 25