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A solar water heater is used to increase the temperature of liquid water in an open cattle watering tank from 3.00°C to 18.0°C in a steady state, steady flow process.
The mass flow rate of the water through the tank is 1.50 kg/s, and the solar heater adds 100. kW to the water.
Determine the first and second law efficiencies of this system. The temperature of the local environment (ground state) is 0.00°C.
Signal transduction refers to any process of changing one signal to signal of another type. An example would be a series of pulsing lights into the sound for the word: "Help". Discuss how this transduction could be done by a device.
Assume initially that no inputs have been seen and create a special initial state with output 0 to start the Moore machine. Draw a state graph for a Moore machine (minimum number of states is 5).
Suppose that in starting this machine, the field circuit has reached steady state and the motor is not moving when power is applied to the armature circuit. What is the initial value of IA? Determine the starting value of the developed torque. Com..
A sine wave has a peak-to-peak voltage of 25 V. The rms voltae: - The number of radians in one-fourth cycle is:
Draw the circuit daigram for the twisted - tail ( Jonhson) counter consisting of 4 Flip flops (A,B,C,D) with the following excitations: Da='Qe, Db=Qa,Dc=Qb,De=Qc.Assume the flip flop are cleared intially .
how is the dc value of the output signal changing as you change the power supply voltages? what happens when you set
Convert the image to gray scale.
A certain sample of pure quartz has a dielectric constant of 3.8, dielectric strength of 1.0 kV/0.0010 in, and a density of 2.6 Mg/m3. Assume the number density of dipoles in quartz is the same as the number density of SiO2 units.
A band filter has the following specs: Center frequency: 1500 Hz Bandwidth: 200Hz Chebyshev filter with a passband ripple of 1 dB 20-dB attenuation of te stopband gains at 1200 HZ and 1800 HZ. Determine the order of the lowpass prototype function.
In today's typical Ethernet, the stations are connected to anEthernet switch using twisted pairs. In this case, do we still needCSMA/CD to control the medium access Explain why.
Digital Communications, Order the following modulation types in terms of spectral efficiency (best to worse) and explain
what is the line current, and is it leading or lagging the voltage?
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