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The output of the FM modulator is sFM(t) = 10cos[400πt + 2πkf] where kf = 10. If the output of the FM modulator is passed through an ideal BPF centered at fc = 2000 with a bandwidth of 62 Hz,
Four frequencies are applied at the input of anon-linear amplifier. Write down all of the frequency components at the output of the non-linear device. Write down only the first three harmonics find
State the main requirements of a protection CT and an instrument CT - If the setting is 20% and there is saturation of 50% at 20 x current setting, specify a suitable CT.
State briefly the consequences of opening the secondary of a current transformer when it is in service. State the precaution to be taken should disconnection be necessary.
What are the proceeds of this sale and if the note was sold at simple discounting conditions instead, at a simple discount rate of 17%, how much would the sellerleceive for the note?
Peak power during incremental cycling increased to a mean of 315 watts with a standard deviation of 16 watts. Construct a 95% confidence interval for the man peak power after training.
Design a circuit using ideal op-amps that will acheive this. The voltage sources will tolerate a load of no less than 1kO, so keep this in mind when designing your circuit. Draw the circuit and show
It will have vertical walls and be 15 feet wide. It will be 10 feet deep, have a slope of .0015 feet/foot, and a roughness coefficient of .014. How deep will the water be when 1000 cubic feet/second
Model the line as an infinite filament of current under dc conditions. Calculate the magnetic field intensity in amperes/meter at the top of the head of a man who is 2 meters tall. Assume the man is
In rectangular form (numerical values required to nearest 0.1) what is the input impedance of a λ/8 section of 50 ohm line connected to a 200 ohm load. Include a figure showing the configurat
A transmission line having a 50 ohm characteristic impedance is to drive a load of 200 ohms. 1)What is the reflection coefficient if the line is connected directly to the load 2) What is the standing
The fault level at the grid connection point is 1000 MVA. What will now be the required rating of circuit breakers connected to the busbars?
Determine and plot the value of x[n] using the synthesis equation directly {do not use ifft()}. What is the percent difference in x[n] energy between the direct method used here and MATLAB function
A 120V, 60Hz AC induction motor is in parallel with a power factor correction capacitor. The capactior has a value of 50 micro Farads and produces a minimum line current of 2 ohms. Determine the run
Power Systems question - Determine the fault current and voltages on busbars A, B and C
A CB amplifier is operating with RL = 10kΩ, Rc = 10kΩ, and Rsig =100Ω. At what current Ic should the transistor be biased for the input resistance Rin to equal that of the signal s
In a particular technology, a small BJT operating at vBE = 28VT conducts a collector current of 100µA. What is the corresponding saturation current. For a transistor in the same technology but
Sketch the four band diagrams across all MOS structures in equilibrium (VG = 0 V) and sketch the four band diagrams exactly at threshold (VG = VT), as the surface is inverted. Is the threshold voltage
a) Draw the State Transition diagram. b) Derive the State Table for implementing the counter using D flip-flops. c) Use K-maps to minimize the inputs to the D flip-flops. d) Show the final circuit.
What is the minimum Eb/Ieff (bit energy over effective noise energy) to yield P(e)<1% in the asynchronous CDMA system (additive white Gaussian noise, no multipath)?
In a particular technology, a small BJT operating at vBE = 28VT conducts a collector current of 100 µA. What is the corresponding saturation current. For a transistor in the same technology but
An Emitter follower with a BJT biased at Ic = 1mA and having β = 100 is connected between a source with Rsig = 20kg and a load RL = 1kg. a) find Rin, vb/vsig, and v0/vsig. b) If the signal ampli
A given application is reading and writing 32KByte files on a disk that has a data transfer rate of 150MByte/s. Measurements have shown that this disk incurs an average seek time of 6.7 msec and nee
Find the magnitude and direction of the force the cable exerts on the pin for the pulleys
The department of energy projects that between the years 1995 and 2010, the united states will need to build new power plants to generate an additional 150,000MW of electricity to meet the increasin