
Q. In the circuit shown in the figure, the bipolar junction transistor (BJT) has a current gain ๐ฝ = 100. The base-emitter voltage drop is a constant, ๐๐ต๐ธ = 0.7 ๐. The value of the Thevenin equivalent resistance ๐ ๐โ (in ฮฉ) as shown in the figure is ___________(up to 2 decimal places).

Ans: 89 โ 91.5