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Mathematics
Problem
An npn transistor operates as a common emitter amplifier, with a power gain of
60
dB
60 \text{ dB}
60
dB
. The input circuit resistance is
100
Ω
100 \Omega
100Ω
and the output load resistance is
10
k
Ω
10 \text{ k}\Omega
10
k
Ω
. The common emitter current gain
β
\beta
β
is : a.
10
2
10^2
1
0
2
b.
60
60
60
c.
6
×
10
2
6 \times 10^2
6
×
1
0
2
d.
10
4
10^4
1
0
4
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