• Q : The audio signal ranges....
    Electrical Engineering :

    The PEP transmitted by an ACSSB system is 140 W. It uses an NE571N compandor LIC. Calculate the power transmitted under the no-modulation condition. The audio signal ranges from -28 dBm to +34 d

  • Q : Variable capacitance and the bandwidth....
    Electrical Engineering :

    You are asked to build an AM receiver with a 15 µH inductor which must tune from 500 to 880 kHz. Find the required variable capacitance and the bandwidth at 770 kHz, if the ideal bandwidth

  • Q : How many metric tons of coal must be supplied....
    Electrical Engineering :

    About 10,000 Btus of heat input are required for an electric utility to produce 1 kilowatt-hour of electrical energy. How many metric tons of coal must be supplied each hour to provide the input

  • Q : A company that manufactures amplified pressure....
    Electrical Engineering :

    A company that manufactures amplified pressure transducers is trying to decide between the machines shown below. Compare them on the basis of rate of return, and determine which should be select

  • Q : The volume of the given solid....
    Electrical Engineering :

    Use polar coordinates to find the volume of the given solid. Below the paraboloid z = 36 - 9x2 - 9y2 and above the xy-plane Use polar coordinates to find the volume of the given solid. Bounded by the

  • Q : The power of the motor....
    Electrical Engineering :

    An escalator has to carry 10000 persons per hour with average mass of 75kg to height of 10m. If the mechanical efficiency is 0.6 & the motor efficiency is 0.9 calculate:(a) the power of the

  • Q : What are the advantages of using wind for power....
    Electrical Engineering :

    What are the advantages of using wind for power and how does wind actually generate power(the mechanical side of things)?

  • Q : Rectangular components and as a magnitude....
    Electrical Engineering :

    A point charge of 5 nC is located at the point (x,y,z)=(3,0,3)m and another of 3 nC at(-3,1,2)m.Find the force F of these charges on a charge of 2 nC at (4,4,4)m using the vector point method of

  • Q : The schmitt trigger will detect input signal....
    Electrical Engineering :

    The Schmitt trigger will detect input signal between 4V and 8V, and it will be used to control a relay via a transistor which operate as a switch. The transistor will on the relay from off state

  • Q : A transmitter last stage output impedance....
    Electrical Engineering :

    A transmitter's last stage output impedance is 50 Ohms. The transmitter's antenna's input impedance is between 30-j50 Ohms to 20+20j Ohms. Assume this is over some frequency range and the antenna

  • Q : The solutions unique....
    Electrical Engineering :

    A 2-D random vector is uniformly distributed on the unit circle {x,y :x2+y2<= 1}. Find a VQ satisfying the Lloyd conditions for a codebook of size 2. Repeat for CB size 3. Prove that the quan

  • Q : Convergence criteria use a maximum power flow....
    Electrical Engineering :

    A generator bus (with a 1.0 per unit voltage) supplies a 150 MW, 50 Mvar load through a lossless transmission line with per unit (100 MVA base) impedance of j0.1 and no line charging. Starting w

  • Q : In the hopkinsons test the power....
    Electrical Engineering :

    In the hopkinsons test the power is supplied to overcome the losses, in the same way is there any analogous in ac machines, explain its working

  • Q : Calculate the present resistance of each of the inboard....
    Electrical Engineering :

    An aircraft company has decided to replace the 16mm copper cables to the main aircraft generators onboard its Boeing 747s with aluminium cables that are capable of carrying the same current. Ther

  • Q : What is the probability....
    Electrical Engineering :

    Spray drift is a constant concern for pesticide applicators and agricultural producers. The inverse relationship between droplet size and drift potential is well known. The paper "Effects of 2,4-

  • Q : A computer executes instructions....
    Electrical Engineering :

    If a computer executes instructions to sum the contents of memory cells 2 and 999 and store the result in cell 0,what would then be the contents of cells 0,2,and 999?

  • Q : How many allowed modes are there....
    Electrical Engineering :

    Consider a one dimensional crystal with a total of six atoms, each with mass m, seperated by a lattice constant of 0.5 nm, with the two end atoms fixed.What is the ratio of the maxium allowed wave

  • Q : Implement two input options....
    Electrical Engineering :

    I want the solution to a c++ program that has to implement two input options: to read data from the keyboard and to read data from a file; the program has to calculate for each bank the mean and

  • Q : A voltmeter is used to measure a known voltage....
    Electrical Engineering :

    A voltmeter is used to measure a known voltage of 100 V. Twelve percent of the readings are within 0.5 V of the true value. Estimate the standard deviation for the meter. What is the probability

  • Q : What should be the ratio....
    Electrical Engineering :

    How can I mix TiCl4 and H2O? I want to prepare TiO2 nanoparticles. What should be the ratio of TiCl4 and water. Please let me know as soon as possible.

  • Q : Create a third resistor....
    Electrical Engineering :

    The menu must reject bad input data and force the user to enter a correct resistor type selection.The user's valid selection will then be stored in the resistor type character array as either Carbon

  • Q : Write a program that prints a one-month calendar....
    Electrical Engineering :

    Write a program that prints a one-month calendar. The user specifies the number of days in the month and the day of the week on which the month begins:

  • Q : Find the magnitude of the current density....
    Electrical Engineering :

    Find the magnitude of the current density in a sample of silver for which conductivity equal to 6.17*10^7 S/m and mobility of electron is equal to 0.0056 m^2/v if 1)The sample is a cube 2.5 mm

  • Q : Code representing a digit....
    Electrical Engineering :

    The decimal digits 0 to 9 are represented by an 8421BCD code.derive a boolean expression for a logic circuit which will produce an output of 1 when any code representing a digit which is integra

  • Q : Two electronics students are discussing electrical units....
    Electrical Engineering :

    Two electronics students are discussing electrical units. Student A says that electrical power is measured in units called coulombs. Student B says that the abbreviation 400 kW stands for 400,00

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