The transconductance of a triode amplifier is $2.5\  mili$ mho having plate resistance of $20\  K \Omega$, amplification $10.$ Find the load resistance
  • A$5 k \Omega$
  • B$25 k \Omega$
  • C$20 k \Omega$
  • D$50 k \Omega$
[RPMT 2001]
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