 
			 
			MCQOPTIONS
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				| 1. | Determine the expression of output voltage for inverting summing amplifier consisting of four internal resistors? (Assume the value of internal resistors to be equal) | 
| A. | V<sub>o</sub> = -(R<sub>f</sub>/R )√ó(V<sub>a</sub> +V<sub>b</sub>+V<sub>c</sub>+V<sub>d</sub>) | 
| B. | V<sub>o</sub> = (R<sub>F</sub>/R)√ó(V<sub>a</sub> +V<sub>b</sub>+V<sub>c</sub>+V<sub>d</sub>) | 
| C. | V<sub>o</sub> = (R/ R<sub>F</sub>)√ó(V<sub>a</sub> +V<sub>b</sub>+V<sub>c</sub>+V<sub>d</sub>) | 
| D. | None of the mentioned | 
| Answer» B. V<sub>o</sub> = (R<sub>F</sub>/R)‚Äö√†√∂‚àö‚â•(V<sub>a</sub> +V<sub>b</sub>+V<sub>c</sub>+V<sub>d</sub>) | |