An NMOS transistor is operating at the edge of saturation with an overdrive voltage VOV and a drain current ID. If is VOV is doubled, and we must maintain operation at the edge of saturation, what value of drain current results?

An NMOS transistor is operating at the edge of saturation with an over

1.	An NMOS transistor is operating at the edge of saturation with an overdrive voltage V_OV and a drain current I_D. If is V_OV is doubled, and we must maintain operation at the edge of saturation, what value of drain current results?
A.	0.25I<sub>D</sub>
B.	0.5I<sub>D</sub>
C.	2I<sub>D</sub>
D.	4I<sub>D</sub>
Answer» D. 4I<sub>D</sub>