The transistor in the circuit shown below has kn = 0.4 mA/VVt = 0.5 V and λ =Operation at the edge of saturation is obtained when
a) (W/L)RD = 0.5 kΩ
b) (W/L)RD = 1.0 kΩ
c) (W/L)RD = 1.5 kΩ
d) (W/L)RD = 2.0 kΩ
Q.2.
The PMOS transistor in the circuit shown has Vt = −0.7 V, μpCox =μA/VL = 0.8 μm, and λ =Find the value of R in order to establish a drain current of 0.mA and a voltage VD of 3.5 V.
a) 12.5 KΩ
b) 25 kΩ
c) 37.5 kΩ
d) 50 kΩ
Q.3.
The NMOS transistors in the circuit shown have Vt = 1 V, μnCOX =μA/Vλ =and L1 = L2 = L3 = 1μm. Then which of the following is not the value of the width of these MOSFETs shown
a) 2 µm
b) 8µm
c) All of the mentioned
d) None of the mentioned
Q.4.
The MOSFET shown has Vt = 1V, kn = 100µA/V2 and λ =Find the required values of W/L and of R so that when vI = VDD = +5 V, rDS =Ω, and VO =mV.
a) W/L = 25 and R = 4.95 kΩ
b) W/L = 25 and R = 9.90 kΩ
c) W/L = 50 and R = 4.95 kΩ
d) W/L = 50 and R = 9.90 kΩ
Q.5.
For each of the circuits shown find the labeled voltages. For all transistors, kn(W/L) = 1 mA/VVt = 2V, and λ =Find V3
a) 2.41V
b) 3.41V
c) 4.41V
d) 1.41V
Q.6.
For each of the circuits shown find the labeled voltages. For all transistors, kn(W/L) = 1 mA/VVt = 2V, and λ =Find V4 and V5
a) 4V and -5V respectively
b) -4V and 5V respectively
c) 4V and 5V respectively
d) -4V and -5V respectively
Q.7.
For each of the circuits shown find the labeled voltages. For all transistors, kn(W/L) = 1 mA/VVt = 2V, and λ =Find V1 and V2
a) 2V and -4V
b) -2V and 4V
c) 2V and 4V
d) -2V and -4V
Q.8.
For each of the circuits shown find the labeled node voltages. The NMOS transistors have Vt = 1 V and kn( W/L ) = 2 mA/V2 and λ =Find V1 and V2
a) 2.44 and -1.28 V
b) 2.44 and -2.56 V
c) 1.22 and -2.56 V
d) 1.22 and -1.28 V
Q.9.
For each of the circuits shown find the labeled node voltages. The NMOS transistors have Vt = 1 V and kn( W/L ) = 2 mA/V2 and λ =Find V3 and V4
a) 3.775V and 5V
b) 3.775V and 2.55V
c) 7.55V and 2.55V
d) 7.555V and 5V
Q.10.
For the PMOS transistor in the circuit shown kn= 8 µA/VW/L = 25,|Vtp| =and I = 100μA. For what value of R is VSD = VSG?
a) 0 Ω
b) 12.45 kΩ
c) 25.9 kΩ
d) 38.35 kΩ
Support mcqgeeks.com by disabling your adblocker.
Please disable the adBlock and continue. Thank you.