An op-amp low-pass filter has DC gain |G|=50, break frequency fB = (10 3 /?) Hz and RI = 1k?. The feedback resistor RF= ___ kHz and feedback capacitor CF = ____(x.x) µF.
Fill in the blank(s) with the appropriate word(s).
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What is the velocity of the steam at the nozzle exit, and what is the exit diameter?
Steam flows at steady state through a converging, insulated nozzle, 25 cm long and with an inlet diameter of 5 cm. At the nozzle entrance (state 1), the temperature and pressure are 325°C and 700 kPa and the velocity is 30 
. At the nozzle exit (state 2), the steam temperature and pressure are 240°C and 350 kPa. Property values are:
Weight is a form of _____.
a. force b. energy c. leverage d. distance
To treat a third degree burn ____.
A. apply ointments or antiseptic spray B. remove all clothing stuck to the burn C. cover the burned area with thick, sterile, non-fluffy dressings D. pour iced water on the burn
Which two forces of modernization were deeply intertwined at the end of the nineteenth century?
a. mass production and mass politics b. mass production and mass culture c. mass politics and elite culture d. mass politics and elite politics