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Consider a heat exchanger consisting of 12.5-mm-OD copper tubes in a staggered arrangement with transverse spacing of 25 mm and longitudinal spacing of 30 mm with nine tubes in the longitudinal direction. Condensing steam at 150°C flows inside the tubes. The heat exchanger is used to heat a stream of air flowing at 5 m/s from 20°C to 32°C. What are the average heat transfer coefficient and pressure drop for the tube bank?
Design an algorithm that prompts the user to enter a number in the range of 1 through 100 and validates the input.
1. Create a simple linked list program to create a class list containing class node { void *info; node *next; public: node (void *v) {info = v; next = 0; } void put_next (node *n) {next = n;} node *get_next ( ) {return next;} void *get_info ( ) {retu..
What kinds of rules would your recommend for naming files in business? For personal use?
Give an example of a simple object model that is easier to understand and use than OLE DB, and is frequently used for database applications.
How can these two concepts be separated in SQL 2008?
The following is an access verification technique, listing several files and the access allowed for a single user. Identify the control technique used here, and for each, explain the type of access allowed.
Consider a student club or organization in which you are a member. What are the data entities of this enterprise? List and define each entity. Then develop an enterprise data model, showing entities and important relation between them?
Jerry's Appliance has a special promotion for its week long Anniversary Sale. After Customers have picked out the merchandise they wish to buy, they can draw three balls from an urn to determine the sum of the discount they will receive on their p..
Discuss the overarching purpose and mission of information systems at your organization. Does your organization support the "factory IT" approach to information technology or the "enabling IT" approach? Why?
There are three types of DSS decisions: structured, semi-structured and unstructured. These types of decisions are dependent upon the information management, data qualifications and model manipulation needs of the company. Use the assumptions dire..
Database connectivity is a very complex issue. Address what makes it so complex and what could be done to simplify it. Include in your discussion why it is utilized despite its complexity. Personalize your answer and give examples
The procedure used to obtain your sample (i.e., random or nonrandom sampling) is not the same as the procedure for assigning participants to conditions;
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