Step-by-Step Engineering Tutorials for Easy Learning

A(n) ________ methodology is process-oriented and develops in a step-by-step technique, with each step building on the previous one.
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cheng conducted 3d numerical simulations on a nerva-type fuel element (fe) using a self-developed computational fluid dynamic code called unic
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signal processing for direct stream digital: a tutorial for digital sigma delta modulation and 1-bit digital audio processing
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a load of 40 - j 30 is connected to a source of 100 v with a phase angle of 30o , through a transmission line with an inductive reactance of 30 ohms. the total power delivered to the load is:
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what would be the most logical order to analyze the joints in this simple truss if the goal was only to determine the force in each member:
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You are called to a power plant where four engineers have collapsed after a section of shelving fell and dumped hazardous products on the floor. when you arrive on the scene, you should:_____.
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Links a and b each weigh 8 lb, and bar c weighs 12 lb. calculate the angle assumed by the links if the body to which they are pinned is given a steady horizontal acceleration a of 4 ft /sec2
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Tech a says that most pistons use one compression ring and one oil control ring. tech b says that most pistons are made of steel to withstand the heat of combustion. who is correct?
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Each of the following images represents a state of stress at a point in a structural member that is subjected to plane stress. Which one does not represent a principal stress state
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the bonding means required in 501.30(a) are generally required to be installed from the hazardous (classified) location to the ? or point of grounding of a separately derived system that is the source of the circuit.
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In florida, any driver less than 21 years of age who is stopped by law enforcement and has a breath or blood alcohol level of .02 or higher will automatically have his or her driving privilege suspended for________________. 3 months 30 days 3 years 6 months
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The influence of processing parameters on aluminium alloy A357 manufactured by Selective Laser Melting
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Suppose that in a machining operation of multidirectional FRPs you are getting high principal (cutting) forces. Which action would you take to reduce the principal forces
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a rigid reinforced concrete foundation is subjected to a column load of 87,000 lbs. the foundation measures 8 ft 8 ft in plan and rests on 21 ft of layered soil underlain by rock. the soil layers have the following characteristics: layer type thickness (ft) es (lb/in.2) d (lb/ft3) loose sand 0-5 2200 105 medium clay 5-13 980 109 dense sand 13-21 9100 122 if the foundation depth df
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Which type of water-cooled condenser consists of only two tubes with water flowing in one direction in one tube and refrigerant flowing in the opposite direction in the other tube?
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which specimen has larger number of grains? specimen m (1008 steel) has an astm grain size number of 8, specimen n (1008 steel) has an astm grain size number of 7, specimen p (1008 steel) has an astm grain size number of 5, specimen q (1008 steel) has an astm grain size number of 4 .
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Determine the theoretical maximum refrigeration load for the same power input to the compressor. The theoretical maximum refrigeration load for the same power input to the compressor is 17.313 Numeric ResponseEdit Unavailable. 17.313 incorrect.kW
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In intermittent fillet welds, the length and pitch increments are placed to the left of the weld symbol. true or false
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consider a mach 3 flow at 3 atm pressure initially moving over a flat horizontal surface. the flow then encounters a 20 degree expansion corner, followed by a 20 degree compression corner that turns the flow back to the horizontal. calculate the pressure of the flow downstream of the compression corner. (round the final answer to three decimal places.)
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By how many of powers of ten does density vary across all material classes (metals, ceramics, polymers, and composites)?
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Write a program that models 2 vehicles (car and truck) and will be able to simulate driving and refueling them in the summer. car and truck both have fuel quantity, fuel consumption in liters per km and can be driven given distance and refueled with given liters. but in the summer both vehicles use air conditioner and their fuel consumption per km is increased by 0.9 liters for the car and with 1.6 liters for the truck. also the truck has a tiny hole in his tank and when it gets refueled it gets only 95% of given fuel. the car has no problems when refueling and adds all given fuel to its tank. if vehicle cannot travel given distance its fuel does not change
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if the transmission line voltage is raised by four times, the power handling capacity of the line would be increased by a factor of
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Radar is often used to determine distances to various objects by measuring the delay time for the echo of an electromagnetic pulse from the object. True or false?.
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We propose to heat a house in the winter with a heat pump. The house is to be maintained at 20 C at all times. When the ambient temperature outside drops to -10 C, the rate at which heat lost from the house is estimated to be 25 kW. What is the minimum electrical power required to drive the heat pump
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