• Q : Examine the data sheets carefully before substituting....
    Mechanical Engineering :

    These are all serial input, parallel latched sinking driver output parts, but they vary in number of outputs, interfacing, cascadability, current limiting, and drive capability. As always, examine the

  • Q : What would the person weigh on the moon....
    Mechanical Engineering :

    The acceleration due to gravity at sea level is g = 9.81 m/s2 . What is the person"s weight at sea level? The acceleration due to gravity on the moon is g = 1.62 m/s2 . What would the person weigh on

  • 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 : Determines the convergence or otherwise of the motion....
    Mechanical Engineering :

    Calculate the incidence, it, of the tailplane for trim if the elevator deflection E is zero. )ii Calculate the neutral point. How does VBAR affect the neutral point.

  • Q : The flow rate in the tank and the tube are proportional....
    Mechanical Engineering :

    That makes P1 and P2 both equal to atmospheric pressure. The flow rate in the tank and the tube are proportional to the ratio of the areas, or V2=V1(d1/d2)2, or vice versa, depending on which one you

  • 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 : What is an exergy factor....
    Mechanical Engineering :

    What is an "exergy factor"? 8) What is a "pinch point" and what is it used for? 9) What does the compressor in Figure 2 do? 10) How does changing the pinch point effect performance and WHY?

  • 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

  • Q : Database management principles....
    Electrical Engineering :

    Database Management Principles and Applications. Consider the relational database schema for a library database shown below. Write appropriate SQL DDL statement for declaring this database (i

  • Q : After pumping stops and a new equilibrium is reached....
    Mechanical Engineering :

    After pumping stops and a new equilibrium is reached, the tire pressure is 600 kP a and the air temperature in the tire is 20 C. a) 

  • Q : Explain how your receiver works....
    Electrical Engineering :

    Design a receiver (e.e., determine the block diagram) that will detect the data on a QAM waveform having an M =16-point signal constellation as shown in Fig.Explain how your receiver works.

  • Q : What is the area of each plate....
    Mechanical Engineering :

    2103 V = 40 V (b) C = Q/V = e0(pR2)/d; R = (Qd/Vpe0)1/2 R = 4.24 m 42 A parallel-plate, air-gap capacitor has a capacitance of 0.14 F. The plates are 0.5 mm apart. 

  • Q : Intensidade da corrente elétrica....
    Electrical Engineering :

    Por uma secção transversal de um fio de cobre passam 20C de carga em 2 segundos. Qual é a intensidade da corrente elétrica?

  • Q : Determine the bolt stiffness and the tube stiffness....
    Mechanical Engineering :

    A ¾ in-16 UNF series SAE grade 5 bolt has a ¾ -in ID tube 13 in long, clamped between washer faces of bolt and nut by turning the nut snug and adding one-third of a turn.

  • Q : Find the z-transform....
    Electrical Engineering :

    Find the Z-transform for (1/(s^2+s+1)). I need the solution hand- written not with a software. The final result that I got from both Matlab and Mathcad was (5.711*sin(0.866)*z)/(8.155*z^2-9.892*

  • Q : The temperature at the end of the expansion process....
    Mechanical Engineering :

    A four-cylinder, four-stroke, 2.2 liter gasoline engine operates on the ideal Otto cycle with a compression ratio of 10. The air is at 100kPa and 60ºC at the beginning of the compression process.

  • Q : A circular lake with radius....
    Electrical Engineering :

    A woman at point A on the shore of a circular lake with radius 2 mi wants to arrive at the point C diametrically opposite A on the other side of the lake in the shortest possible time. She can w

  • Q : The temperature of the air leaving the last turbine....
    Mechanical Engineering :

    A modified Brayton cycle is to be analyzed using the air-standard assumption with constant specific heats at a temperature of 300K. 

  • Q : How do you calculate the strain percentage of a solid....
    Mechanical Engineering :

    How do you calculate the strain% of a solid cantilever bending beam fixed at one end if given curvature of 0.0243 m and thickness of 9.95E-5 m.

  • Q : A gear reduction system consists of three gears....
    Mechanical Engineering :

    A gear reduction system consists of three gears A, B, and C. Gear A starts from rest at time t=0 and rotates clockwise with constant angular acceleration.

  • Q : Calculate the final pressure and volume of the system....
    Mechanical Engineering :

    The process and volume relation is given p=(8-4v)bar for a non flow process ,where V is in cubic meter.If 130kJ of work is supplied to the system,calculate the final pressure and volume of the system.

  • Q : Calculate the amount of liquid water to begin with....
    Mechanical Engineering :

    A .005 m^3 quartz tube is filled with proper proportions of liquid water and water vapor at 100 kPa. It is then sealed and heated to the critical point. draw the process on a p-v diagram. 

  • Q : Determine the acceleration of the mass center of the plate....
    Mechanical Engineering :

    A 90-lbf triangular plate is supported by two cables as shown. When the plate is in position  shown, the angular velocity of the cables is 4 rad/s counterclockwise.

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