Advanced Higher Engineering Science Practice Questions - Advanced Higher Engineering Science (Qualifications Scotland SCQF Level 7) Exam

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A balanced difference (differential) operational amplifier has R1 = R3 = 10 kΩ and R2 = R4 = 50 kΩ. If V1 = 2.0 V is applied to the inverting input path and V2 = 2.4 V to the non-inverting input path, what is Vout?

-2.0 V +0.4 V +12.0 V +2.0 V

Correct Answer:

+2.0 V

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