[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fGYCN7INuorn0cZsglYXB-1QgrA1Q6vnxclKGOfgw_uc":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-01 23:04:51",247168940,[8,9,10,11],"decoupled","dismantled","energized","deenergized",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},25,"1ee0524c41359babf33f794b5cc60b3f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F25b30343053994e8940089572d36015b.jpg","船舶电子电气专业英语2","exam_166731163","8.电子测量仪表和工具(选择题)","Before a megohmmeter is connected to a conductor or a circuit, the circuit must be ____, when testing the insulation",[21,32,40,49,58,67,76,85,94,102],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],247168931,[25,26,27,28],"series parallel","parallel","relay","series","A voltmeter is connected in a circuit in ______","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":30,"type":31},[],247168932,[36,37,28,38],"revered","conversed","resistance","When using a voltmeter, the caution is: Do not leave a meter connected with the polarity ________",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":30,"type":31},[],247168933,[44,45,46,47],"the voltage between two points in a circuit","current flow in a circuit","total or partial circuit resistance","circuit continuity","An ammeter usually can be used to measure ____",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":30,"type":31},[],247168934,[53,54,55,56],"Thermometer","Multimeter","Ohmmeter","Ammeter","Which of the following is used to measure DC and AC voltage, current and resistance",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":30,"type":31},[],247168935,[62,63,64,65],"They both have a positive jack and a common jack for the test leads","They both use an electronic numerical display","They both have a function switch","They both have a range switch for accurate readings","Which is not one of the common grounds of the analog multimeter and the digital multimeter",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":30,"type":31},[],247168936,[71,72,73,74],"A megohmmeter is an instrument used to measure very high values of resistance","A multimeter can measure DC. and A.C. voltages, D.C. current, and resistance","It is designed only to measure the amount of current in a circuit","It is always connected in parallel with the circuit","As to the following measuring instrument, which of the following statements is TRUE?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F52152ca6d5a70c3ee9dfb3278f70687c.png\">",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":30,"type":31},[],247168937,[80,81,82,83],"It can be used for the same applications as the voltage tester","It is more accurate than the voltage tester","Voltmeters always have one scale","It is connected in parallel with the circuit","Which of the following statements about voltmeters is not true",{"answer":86,"createTime":5,"id":87,"options":88,"question":93,"source":30,"type":31},[],247168938,[89,90,91,92],"ammeter","multimeter","frequency meter","thermometer","A\u002FAn ______ is capable of measuring DC and AC voltage, current and resistance.",{"answer":95,"createTime":5,"id":96,"options":97,"question":101,"source":30,"type":31},[],247168939,[98,99,100,56],"Current meter","Synchrometer","Voltmeter","______ is used to measure the current",{"answer":103,"createTime":5,"id":6,"options":104,"question":19,"source":30,"type":31},[],[8,9,10,11]]