Design a 4th order high pass Butterworth filter with a break frequency of 1,100 rad/sec with a gain of 15 dB at the break frequency. Use Sallen-Key amplifiers, modified for high-pass operation (i. e., ) ). Hint: you’ll probably need a 3rd OpAmp to get the overall gain correct.

Give heat transfer applications for the following, (i) gas turbines (propulsion) ) gas turbines (power generation). (iii) steam turbines. (iv) combined heat and power (chp). (v) automotive engines

The higher the astm grain-size number, the coarser the grain is. a)-true b)-false

Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)