# NEET Physics Semiconductor Electronics Questions Solved

The relation between $\mathrm{\alpha }$ and $\mathrm{\beta }$ parameters of current gains for a transistors is given by

(a) $\mathrm{\alpha }=\frac{\mathrm{\beta }}{1-\mathrm{\beta }}$                (b) $\mathrm{\alpha }=\frac{\mathrm{\beta }}{1+\mathrm{\beta }}$

(c) $\mathrm{\alpha }=\frac{1-\mathrm{\beta }}{\mathrm{\beta }}$                (d) $\mathrm{\alpha }=\frac{1+\mathrm{\beta }}{\mathrm{\beta }}$

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