# In a transistor if increase in emitter current is 4 mA and corresponding increase in collector current is 3.5 mA. Find β

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In a transistor if increase in emitter current is 4 mA and corresponding increase in collector current is 3.5 mA. Find $\beta$.

(1) .875

(2) .5

(3) 7

(4) 1
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Electronic devices, Semiconductors, Transistor and its types