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The electrical potential at the center of a uniformly charged circular disk of radius R=3.5cm is V0 =550 V. What is the total charge q on the disk
A semi-infinite nonconducting rod is located on the x-axis from x=0 to x=infinity. The rod has a uniform charge per unit length (lamda). Show that the electric field at point P:(0,-R) makes an angle
You have three receivers: a superhet, a direct conversion, and one that downconverts to a baseband signal. You're operating in 700-750MHz. Pick a set of analog IF frequencies and find required LO fr
What is the average power in Watts needed of a machine that cools 10 lb/minute of dry air from 20 to 15 degrees Celsius
A given application written in Java runs 15 seconds on a desktop processor. A new Java compiler is released that requires only 0.6 as many instructions as the old compiler. Unfortunately, it increas
The information signal amplitude is 1.5 V. Determine the carrier frequency and information signal frequency. If the output deviation changes to between 90.002 and 89.998 MHz, calculate the informati
design a bridge reactifier power supply using a 12 volt regulator, that can deliver 12 volts into a 10ohm load. assume a ripple voltage of 10% of load voltage and the drop out voltage of the regulat
A voltage divider consists of two 56kohms resistors and a 15V source. Calculate the unloaded output voltage taken across one of the 56kohm resistors. What will the output voltage be if a load resist
Consider the following function of t, f(t)=1/a[u(t-T0)-u(t-T0-a)]. Here both T0 and a are positive numbers. If you pick some value for T0 and a you discover that you have a rectangular pulse startin
How long would it take to complete a read operation in a MT48LC32M16A2 with a 120 MHz clock and a value of 002AH in the mode register
why there is no earthing in television, rather it is a very complicated and its plug is always 2 pin. On the other hand mobile charger has got 3 pin plug and therefore earthing is done in it while c
A parallel-plate wave guide consists of two perfectly conducting plates spaced 1 inch apart. Find the propagation constant and the guide wavelength for the modes TE1 and TE2 at (a) 5 GHz (b) 15 GHz
but the K input of the second JK flip flop depends on the negated output of the first JK flip flop and x AND together. How to trace that when both JK flip flops depend on input from the other one
design a Mealy FSM to control a vending machine. This vending machine sells chewing gum for 20 cents. There is a single coin slot that accepts either a nickel or a dime. Only one coin can be input a
Given A=a1, a2, a3,a4 B=b1, b2, b3, b4 1) Design an adder using only multiplexers with one address bit.2) Design an adder using only multiplexers with two address bits.
An amplifier operating from +/- 12 V power supplies has alinear transfer characteristic except for output saturationat+/- 11.4 V. a) The peak-to-peak value of the largest sinusoidal wave thatcanbe a
Design a 7.5 V zener regulator using a 7.5 V zener diode specified at 11mA. The zener has rz= 20 ohms and a knee current of 0.5 mA . Design the appropriate value of the resistance r and calculate th
A certain sine wave has a frequecny of 2.2kHz and an rms value of 25 V. Assuming a given cycle begins (zero crossing) at t=o s, what is the change in voltage from 0.12 ms to 0.20 ms
A transformer has a primary windings of 800 turns and a secondary windings of 200 turns. When the load current on secondary is 80 A at 0.8 p.f, lagging, the primary current is 25 A at 0.707 p.f. lag
Determine the series resistance needed to convert a galvanometer to a voltmeter reading 15 V on full scale deflection if a current of 2.5mA causes full scale deflection and the resistance of the coi
The amplifier has a Thévenin voltage of 25[Vrms], and a Thévenin resistance of 0.275[O]. Find the turns ratio for the transformer, so that the maximum possible power is delivered to th
2 coils are 80% magnetically coupled for a magnetic system. Suppose that coil 1 is excited by AC voltage V1=200 v with current I1=1 A, all in rms values at 60Hz, while coil 2 is open and receives an
A 120 V, 60Hz source is connected to a distribution line whose resistance and inductive reactance is .001 Ohm and j0.002 Ohm respectively. A single phase, 100 HP, 120V, 0.85pf motor and a 100 kW, 1
120V, 60 Hz source is connected to a distribution line whose resistance, and inductive reactance is 0.001Ohm, j0.002 Ohm, respectively. Single phase, 100HP, 120V, 0.85 pf. motor and 100Kw, 120V heat
(a) If the primary coil, Nsubp has 500 turns and Vsub2=240V than, how many turns does the secondary coil have (b) If the turns ratio is 5, and Vsub2=240V, than, what is the current flowing through bot