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An NMOS technology has µnCox = 250 µA/V2 and Vt = 0.5 V. For a transistor with L = 0.5 µm, find the value of W that results in gm = 2 .
What is the voltage gain vo/vi ? What do VD and the gain become for I increased to 1 mA?
Find the small-signal model parameters (gm and ro) for both an NMOS and a PMOS transistor having W/L = 10 µm/0.5 µm and operating at ID =100 µA.
That is, assume these values, and verify that they are consistent with the values of the circuit components and the device parameters.
Calculate the collector signal current as a fraction of IC (i.e., ic/IC) for input signals vbe of +1 mV, -1 mV,+2 mV, -2 mV,+5 mV, -5 mV,+8 mV, -8 mV, +10 mV.
When submerged in water, a block of copper has an apparent weight of 56 N. What fraction of this copper block will be submerged if floated on a pool of mercury?
Water falls over a dam of height h with a mass flow rate of R, in units of kg/s.
A Pitot tube on a high-altitude aircraft measures a differential pressure of 180 Pa. What is the aircraft's airspeed if the density of the air is 0.031kg/m3?
A Pitot tube (Figure) is used to determine the airspeed of an airplane. It consists of an outer tube with a number of small holes B (four are shown)
What are the three characteristics of sine waves that can be manipulated to represent data?
Block C moves downward with a constant velocity of 2 ft/s.
2-kg block A slides in a vertical frictionless slot and is connected to a moving support B by means of a spring AB of constant k = 117N/m.
We propose to heat a house in the winter with a heat pump. The house is to be maintained at 20°C at all times
Water at 1.5 MPa, 150°C, is throttled adiabatically through a valve to 200 kPa. The inlet velocity is 5 m/s, and the inlet and exit pipe diameters are the same.
The air in a room is at 1 atm, 32°C, and 60 percent relative humidity. Determine
Ten kilograms of water in a piston/cylinder setup with constant pressure is at 450°C and a volume of 0.633 m3. It is now cooled to 20°C.
The absolute pressure in a tank is 85 kPa and the local ambient absolute pressure is 97 kPa.
Oxygen gas is compressed in a piston-cylinder device from an initial state of 0.8 m3/kg and 25°C to a final state of 0.1 m3/kg and 287°C.
Oxygen at 50 lbf/in 2, 200 F is in a piston/cylinder arrangement with a volume of 4 ft3. It is now compressed in a polytropic process
Plot the enthalpy of vaporization of steam as a function of temperature over the temperature range 10 to 200°C by using the Clapeyron equation and steam data
Pentene, C5H10 is burned with pure oxygen in an SSSF process. The products at one point are brought to 1300 R and used in a heat exchanger
Is the metabolizable energy content of a food the same as the energy released when it is burned in a bomb calorimeter? If not, how does it differ?
In a steam generator, compressed liquid water at 1500 lbf/in.2, 100 F, enters a 1-in. diameter tube at the rate of 5 ft3/min
In an ideal Brayton cycle with regeneration, air is compressed from 80 kPa and 10°C to 400 kPa and 175°C, is heated to 450°C in the regenerator
In a cryogenic experiment you need to keep a container at -125°C although it gains 100 W due to heat transfer. What is the smallest motor