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A point charge of 500π [nC] is located at the origin, an infinite uniform line charge with density of 18π[nC/m] lies along the z axis, and a uniform surface charge density of 2 [nC/m2] lies on all the z = 0 plane.(a) Calculate the electric flux density vector D at the points A(0,3,4) and B(0,3,- 4).(b) What is the total electric flux leaving the surface of a sphere of unit radius centered at the origin?(c) Assuming that free space exists everywhere, determine the force applied on a test point charge of 2ε[C] located at the point A(0,3,4), where ε is the permittivity of free space.
A three-bit Johnson counter is clocked with pulses at a 120 MHz rate. What will be the pulse frequency of the output of the last flip-flop in the chain. Ten pulses are applied to a four-bit asynchronous counter. If the counter state was 0000 befor..
A 2000kW synchronous motor operates at a three - phase line-to-line voltage of 4kV. It has a synchronous reactance of 4 ohms per phase. Calculate a) The nominal full load current of the machine when the excitation voltage E0 ( line - to-line) is 4k..
Consider a VBE multiplier with R1=R2= 1.2k ohms utilizing a transistor that has VBE= 0.6V at Ic = 1ma, and a very high beta. (b) Find the value of the current I that will result in the terminal voltage changing (from the terminal voltage 1.2-v val..
at room temp a power transistor has beta of 160 and it is used in a DC dimmer circuit to control a 24 volt 120 watt lamp the lamp power supply is 48 volts dc and it can deliver a maximum of 21 amperes of current
What is the difference between the saturation and active regions of a BJT. What determines which region the transistor is in.
Draw the per-phase impedance diagram of the power system and Draw the impedance diagram in per-unit system
A metal plate is subjected to tensile stresses of sigma x = 21 ksi and sigma y = 17 ksi. The corresponding strains measured in the plate are Ex=920 µE and Ey=620µE. Determine Poisson's ration v and the elastic modulus E for the ..
if a 2 Watts resistor is dissipating less than or equal to its rated capacity with an applied voltage of 6 Volts, what could be the value of the resistor
However, the pump requires 60 W of parasitic power to operate continuously. Is installation of the pump justified. Explain. At what value of parasitic power does the addition of the pump become unjustified.
A. What percent had none of these defects. B. What percent had at least one of these defects. C. What percent were free of type X and/ or type Y defects D.What percent had not more than one of these defects
Three screws are drawn at random from a lot of 100 screws, 10 of which are defective. Find the probability that the screws drawn will be nondefective in drawing (a) with replacement, (b) without replacement.
How to calculate capacitance from these values, Admittance(s) (2.9981e-6 + 8.3651e-14j), Terminal current(A) (5.9961e-6 + 1.673e-13j), Angular frequency(rad/s) (628.3185) and Electrical potential(v*m^2) (3.48e-12) all in 100Hz frequency
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