10秒内通过某种导体横截面的电量为10库仑,该导体中的电流强度为______安培.
导体中的电流强度:
I=Qt=10C10s=1A.
故答案为:1.
I don't like _______ of the sweaters. Please show me a third one. [ ]
A. both
B. either
C. one
D. all
标准后前位立位胸片,焦片距应为()
A.0~0.5m
B.0.5~1.0m
C.1.0~1.5m
D.1.5~2.0m
E.1.8~2.0m