Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Solved Assignments
Asked Questions
Answered Questions
If 100 meters of silver wire 2 mm in diameter required 8.1 watts when carrying 4 amps of current, calculate for silver the (a) resistivity, (b) mobility, (c) collision time, (d) mean free path, (e)
The voltage across the capacitor, vc(t), will reach some negative constant value after a long time. If the value of the capacitor is 39 microfarads, and if iC(t) is the same as in question 3 above, f
A 5V battery, when connected to a 100 ohm load, supplies the load with 40mA. a) determine the internal resistance of the battery. b)what is the battery output under no load conditions under full loa
The courses offered are usually of two types: practical, such as woodworking, word processing, and car maintenance; and humanistic, such as history, music, and fine arts. To satisfy the demands of t
The profits per unit of solutions per unit of solutions A and B are $8 and $10, respectively. The daily demand for solution A lies between 30 and 150 units, and that for solutions B between 40 and 2
A 3-phase, 400-km line delivers rated power to a 480 MVA t 0.82 pf lag load @ 345kV. The line has a series impedance 0.4<(80°)transfer parameters are : A=D=0.87; B=j150 & C=j0.0016. Calcu
1.) Differentiate EN with respect to r, and then set the resulting expression equal to zero, because the curve of EN versus r is a minimum at E0. 2.) Solve for r in terms of A, B, and n, which yield
Given a system with input x(t) and output y(t) is described by the differential equation: d3y(t)/dt3 + 7d2y(t)/dt2 + 12dy(t)/dt = dx(t)/dt + 4x(t) a. Find the transfer function H(s) and the impulse re
When this combination is connected across a battery, the current delivered by the battery is 0.330 A. When the 43.0 W resistor is disconnected, the current from the battery drops to 0.190 A. Determi
Two capacitors are connected in parallel across the terminals of a battery. One has a capacitance of 1.97 mF and the other a capacitance of 4.11 mF. These two capacitors together store 5.47 X10^-5 C
Develop a solution to the following using Matlab. Generate your solution using a script. 1. Solve a. For x=3p/4, compute ejx b. Log10(xy) with x=19 and y=29 c. Find the Y1/5 with Y=924
At a certain location, the horizontal component of the earth's magnetic field is 3.70 10-5 T, due north. A proton moves eastward with just the right speed for the magnetic force on it to balance its
Design a circuit that will indicate the birth months of February, April and May. The month is specified by a 4-bit input, A3:0. For example, if the input bits are 0001, the month is January and if t
Construct a matlab program to import the data from Excel (data1.xls), calculate the theoretical weight of each layer of block for a pyramid and indicate which layer's weight does not math the measur
Consider a GaAs MESFET. When the device is biased in the saturation region, we find that Id = 18.5µa and Vgs=.35 V and Id=86.2µa at Vgs=.5V. Determine the conduction parameter k and the
The factorial n! of a positive number (integer) is defined by: n! = n(n-1)(n-2)...3*2*1, where 0! = 1. Write a user difned fuction that calculates the factorial n! of a number. For the function name
Design a 3.3V power supply decoupling circuit using Kemet Spice with the following specifications: Impedance of the decoupling circuit is less than 1 ohm between 100KHz and 10MHz and is less than 10
Two large plates at temperatures of 90C and 70C are separated by a steel rod .3m long and 0.025m in diameter. The rod is welded to each plate. The space between the plates is filled with insulation
Determine the energy delivered to the resistor between t=0 and t=8. If the voltage across the same resistor is found to be v(t)=10sin(2pt) V, calculate the energy delivered to the resistor between t=
Two 1-km fibers are spliced together. Each fiber has a 3-dB loss, and the splice adds 2 dB of loss. If the power entering is 2 mW, then how much power is delivered to the end of this combined transm
A non-inverting amplifier with a closed loop gain of 1000V/V is designed using an opamp having an input offset voltage of 5mV and output saturation levels of ±13V. What is the maximum amplitu
A signal conditioner is constructed with a INA114 instrumentation amplifier. A feedback resistor of 750 O is used. Determine the gain of the amplifier.
The transducer has a 2000 lb capacity, a 2 mV/V rating and an excitation voltage of 10V. An estimate of the maximum force is 1200 lbs. Determine an appropriate input voltage settings for DAQ.
A series circuit consisting of a 0.398-henry inductor and a 212-µF capacitor is connected to a 125-volt variable frequency source. At what frequency will the circuit take a lagging current of
A series circuit consisting of a 30-µF capacitor and a 0.155-henry inductor is connected to a 120-volt 60-cycle source. Calculate the circuit current and indicate whether it lags behind or lea