皮皮学，免费搜题
登录
搜题
【单选题】
已知接成 Δ 形的三个电阻都是 60 Ω,则等效 Y 形的三个电阻阻值为( )。A.
20
B.
180
C.
60
D.
100
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The ***** help you talk through your problem but they don’t give you any direct ______.
A.
solution
B.
target
C.
measure
D.
function
【简答题】·Your company’S Sales Department has asked you to give a talk next Friday on your most recent project． ·Write an email to Mrs．Jay in the Sales Department： ·agreeing to give the talk and suggesting a t...
【单选题】Give your friends or family members a phone call and tell them your return time, or you will lose the chance of being found in case you get lost in the woods.
A.
Y
B.
N
C.
NG
相关题目：