the mosfet in fig. p5.53 has v, = 0.4 v, k'n = 500 p, a/v , and 2=0. find the required values of w/l and r so that when vz = vdd = 4-1.3 v, rds = 50q and vo = 50 mv

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.

In which of the following is positive work done by a person on a suitcase

(a) if the pressure in gas is doubled while its volume is held constant, by what factor do (i) vrms and (ii) change? (b) is it possible to boil water at room temperature (20oc) without heating it? explain.