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If a current source is to be neglected, the terminals across the source are ___________

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If a current source is to be neglected, the terminals across the source are ___________

(a) replaced by a source resistance

(b) open circuited

(c) replaced by a capacitor

(d) short circuited

This question was posed to me in an interview for job.

This interesting question is from Voltage and Current Sources topic in section Circuit Elements and Kirchhoff’s Laws of Network Theory

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Right option is (b) open circuited

The explanation is: As the ideal current source has infinite resistance, it can be neglected by open circuiting the terminals.

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