某NPN型三极管的输出特性曲线如图1所示,当VCE=6V,其电流放大系数β为( )<img src="/lqwvjeImg/e6/e61040f318aef2ad023f965631d3734d.png" style="width:212px;height:153px;"> 图1<br>·<img src="/lqwvjeImg/a3/a334f372deaa523a127636f1e8d168f0.png" =100<br>·<img src="/lqwvjeImg/a3/a334f372deaa523a127636f1e8d168f0.png" =50<br>·<img src="/lqwvjeImg/a3/a334f372deaa523a127636f1e8d168f0.png" =150<br>·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15513471044086bd9c60c011b4381b03b9d3f7c1c703aimage2.png" =25

某NPN型三极管的输出特性曲线如图1所示,当VCE=6V,其电流放大系数β为( )

图1
·

·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/15513471044086bd9c60c011b4381b03b9d3f7c1c703aimage2.png" =25

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