Figure $18 < 1$ -If $\mathrm { R } _ { f } = 0.5 \mathrm { M } \Omega$

Multiple Choice

Figure $18 < 1$
-If $\mathrm { R } _ { f } = 0.5 \mathrm { M } \Omega$ and $\mathrm { R } _ { \mathrm { i } } = 10 \mathrm { k } \Omega$ in Figure 18-1(b) , the voltage gain equals________

A) 6
B) 5
C) 50
D) 51