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The constant gm has dimension of ___________

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The constant gm has dimension of ___________

(a) Ampere per volt

(b) Ampere

(c) Volt

(d) Volt per ampere

I 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

1 Answer

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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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