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The constant gm has dimension of ___________(a) Ampere per volt(b) Ampere(c) Volt(d) Volt per ampereI got this question by my school principal while I was bunking the class.My enquiry is from Sources and Some Definitions topic in chapter Circuit Elements and Kirchhoff’s Laws of Network Theory

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Right ANSWER is (a) AMPERE per VOLT

Easiest explanation: Transconductance is the ratio of current to VOLTAGE. HENCE, the constant gm has a dimension of ampere per volt or siemens (S).



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