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y[n]=x[n]+0.8x[n-5000]+0.6x[n-8000]
a) Find the delay in seconds for each echo if the sampling rate is Fs=10000 Samp/sec. Td1 and Td2
a) Find the unit sample response for the filter written as the sum of delayed unit-samples.
A wave in free space has a wavelength of 12 cm. This wave reaches a material in which the transmitted wave has a wavelength of 8 cm. lEl= 10V/m and lHl= 100 mA/m. Find the frequency of the wave, along with the permitivity and permeability of the m..
Build a home security system circuit using this program. The system must include 2 door sensors, 3 window sensors, 2 smoke detectors, 2 water leak sensors, and 2 motion detectors.
A semiconductor, in thermal equilibrium, has a hole concentration of p0 = 2x1016 cm-3. The minority carrier life time = 3x10-7 s. (Assume, ni = 1010 cm-3)
When a 0.900kg mass oscillates on an ideal spring, the frequency is 1.49Hz . A)What will the frequency be if 0.300kg are added to the original mass. Try to solve this problem without finding the force constant of the spring.
Suppose a signal is sampled at 1 kHz and you compute the DFT of the signal using 1000 signal samples. What frequency in Hz corresponds to the 150th value of the DFT
A 3.3V, 30 A dc power supply is to be designed with a ripple of less than 2.5%. Assume that a half-wave rectifier circuit (60 Hz) with a capacitor filter is used.
A control system is needed to control a small shopping center parking lot lighting system and the exterior lighting for the building. The design specifications require that the parking lot lighting and the exterior lighting turn on at dusk automat..
Determine the cost per kilowatt hour for the energy delivered by a typical alkaline 9-V "transistor" battery that costs $1.95 and is capable of delivering a current of 50 mA for a period of 10 hours. (For comparison, the approximate cost of energy..
Three loads are connected in parallel across a single-phase source voltage of 240 V (RMS). Load 1 absorbs 12 kW and 6.667 kVAR; Load 2 absorbs 4 kVA at 0.96PF leading; Load 3 absorbs 15 kW at unity power factor.
determine the following. (a) The line current (b) The value of the capacitor in uf per phase, is a wye-connected capacitor bank is used to correct the power factor to a 0.95 lagging power factor.
If an AM signal has an un-modulated carrier voltage Vc=A volts(pk) and a load resistance RL of B ohms. How to calculate the Pc (Carrier Power) If the modulation index is known as m, how to calculate the Sideband Power (Psb)
The Finite-Difference Time-Domain (FDTD) method is a computational electromagnetic technique for solving for the electric and magnetic fields in arbitrary spatial domains in the time domain
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