What is the difference between a dint and a dent?
I believe "dint" is more commonly used as a verb, and "dent" as a noun.
A bridge can certainly be a frame structure, especially when it is a Truss bridge. This type of bridge utilizes a system of fastened steel (or other materials) members. These members are oriented so that they carry the loading vectors in vertical and horizontal directions. Even a simple beam span could be considered a frame with the piers as its legs.
How can you improve your spelling skill?
To become a good speller, study root words, have a look at the main phonics/spelling rules, but most importantly - practice, practice, practice!
Research has shown that the brain reads and writes based on a large database of word images... this is why people say "this does not look right" if they have doubts about the spelling of a word.
Some people build this database faster than others, and the ways to do this used to be very frustration prone (practicing with parent or tutor, spelling word list, "drill" exercises).
The best solution so far is a web site that offers customized tutoring service especially for building vocabulary and spelling skill. It's called http://www.eSpindle.org, and they offer a free trial. Both myself and my daughter use it (at different grade levels), and it is very effective.
What is dynamic var compensation?
The reactive Power Compensation system that is Automatically able to adjust its reactive Power so that concerned system Power Factor is maintained within the desirable limits (Near Unity) is known as "Dynamic VAR Compnesation" system.
The Present day technology, known type of "Dynamic VAR Compensation" systems are:
Conventional Method:
* Contactor switched Capacitor Banks controlled by "Automatic PF controller / regulator". Also popularly known as "APFC system". Here capacitors are switched on/off depending upon the need automatically. Capacitors switched are frequently connected with series reactors for controlling harmonics through it or for switching transient suppression.
Static VAR compensation Method:
* Thyristor switched Capacitor Banks controlled by "Automatic PF controller / regulator". Also popularly known as "TSC system" or "RTPFC System (Real time PF correction)". Normally, the compensation time of such systems are much faster than conventional method. Here too, capacitor banks are frequently fitted with series reactors to control harmonics. The "zero differential voltage switching" of capacitor banks normally controls the switching transients.
* STATCON (Static Condenser) or STATCOM (Static Synchronous Compensator) is comparatively a new technology and offers smooth and fast reactive power (VAR) compensation by usage of Power Electronics based technology. Normally, the MOSFETs or IGBTs based inverter using sinusoidal PWM technology achieves the desired compensation either in capacitive and inductive reactive power.
* Thyristorised Static VAR compensator: This technology uses the thyristor switched or phase angle controlled reactors that are put in shunt with fixed capacitor. This is fairly an old technology and slowly due to economics and technology advantage of TSC system or STATCON / STATCOM system is not used recently.
All the above mentioned systems can be termed as "Dynamic VAR compensation" systems.
The "Fixed VAR compensation" which normally uses fixed capacitors / inductors that are permanantly connected on mains supply system (sometimes manually switched On/off) should not be confused as "Static VAR compensation" as word "Static" is used as adjective, which is for defining "type of technology" usage and not for "VAR".
What size cable do you need to support 4000 pounds with four points of contact?
Using 6x19 fiber core steel rope, you need only 1/4" which has a breaking strength of 6,020 pounds. Each cable must be able to support the full weight of the load; however, shock loading also needs to be considered. With this in mind you should use 1/2" steel rope (23,600 pound) to lift/suspend this load.
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Why don't skyscrapers get blown over?
Skyscrapers contain large central pillars that extend all the way underground. In addition these pillars are joined to strong cement foundation under the ground that prevents them from sliding around.
What determines whether polarity of a welding machine is set up for DCEN or DCEP?
The electrode. In some cases thin materials weld better with DCEN.
Is used to find the length of a pencil eraser-vernier caliper or screw gauge?
Former i.e. Vernier Caliper
Typically, in networking, asynchronous means either that it can both send and receive at random, without needing to 'wait' for synchronization, or in the case of DSL, it means the Upstream and Downstream are not the same, which is typical of any internet connection.
IE, Cable at 8mbit download typically has 256 kbit (0.25 mbit) upstream. It can download at 1MB/s but only upload at 32KB/s. (8mbit = 1 mbyte)
Some DSL connections, such as SDSL and GDSL, have synchronous transfer rates, meaning they send data as fast as they download it. This is not common.
What are the different types of cabling that can be used and what is their application?
There are many types of cables:
Some of which I know include:
The standard 2 or 3 prong socket-style, used for most ATX, ITX or other motherboard power supply connections, used in computers and flatscreen televisions.
A very similar idea, except with round connectors, only having 2 "pins", and the connector being much smaller.
The very common barrel-DC jack, simply looks like a small cylinder with metal inside and out, one for positive and one for negative
And for america, the all-standard american jack, two simple thin rectangular prongs, sometimes only fits in one way due to polarized AC.
#include <stdio.h>
#define FALSE 0
#define NULL 0
typedef struct {
int dataitem;
struct listelement *link;
} listelement;
void Menu (int *choice);
listelement * AddItem (listelement * listpointer, int data);
listelement * RemoveItem (listelement * listpointer);
void PrintQueue (listelement * listpointer);
void ClearQueue (listelement * listpointer);
main () {
listelement listmember, *listpointer;
int data,
choice;
listpointer = NULL;
do {
Menu (&choice);
switch (choice) {
case 1:
printf ("Enter data item value to add ");
scanf ("%d", &data);
listpointer = AddItem (listpointer, data);
break;
case 2:
if (listpointer NULL)
printf ("queue is empty!\n");
else
while (listpointer != NULL) {
printf ("%d\t", listpointer -> dataitem);
listpointer = listpointer -> link;
}
printf ("\n");
}
void ClearQueue (listelement * listpointer) {
while (listpointer != NULL) {
listpointer = RemoveItem (listpointer);
}
}
What effect does on the job experience have on improving architectural competence?
The answer depends on the individual's technical depth, the mentor's technical history, and the environment or operational scale providing background for the experience. If the individual is really sharp in English literature and capable of sophisticated library database searches, then on the job experience will grant that person the competence to "do things right" under capable direction. Knowing how to do things right is important. Knowing the right things to do is more important. An example: a good technician with ample on the job experience can brag that they installed/configured the first LDAP server in the computer center. Successfully setting up the LDAP server is indeed a worthy accomplishment. However, is having a separate LDAP server with it's own data store replicating the enterprise data really the right thing to do? LDAP is a protocol. Why not make use of that protocol and run it against the enterprise data running on the existing enterprise servers? Unfortunately our technician can't see that the challenging task given to them is not the right task or solution for the organization. Nevertheless knowing how to do things right is a benefit of on the job experience toward a better architectural competence. Necessary but not sufficient.
What is the use of selection input in multiplexer and de-multiplexer?
The concept of multiplexing is that we have 2n inputs but only one of them becomes the output for a given condition (or time). That particular input is selected by the combination of n selection lines.
A slot weld is a weld type made in an elongated hole (or "slot") in one of the joint members.
They cost £10,000,000 and are constructed using original aircraft computers.
What is engineering like in the Czech Republic?
The Czech republic is famous for "Tartra" cars and "spoked" or pierced railway wheel design.
What inventions led to the mechanization of the cotton industry after 1750?
It was the invention of the cotton gin that resulted in the mechanization of the cotton industry after 1750. It was invented by Eli Whitney. Another invention was the cotton spinning machine.
a automated system is any object which makes decision by its self without any humans interfering.
What is the medium that connects the receiver to the transmitter?
Any number of things can stand between a transmitter and receiver and "connect" them. If we're talking about electromagnetic radiation (like radio waves), these signals can move through the vacuum of space, through air, or through a number of other materials. Metals and other substances that are good conductors will be resistant to penetration by or will stop radio waves. The frequency of the electromagnetic radiation will have something to do with what it will "go through" to allow it to be "connected" to a receiver.
There is one thing to remember in parting: electromagnetic radiation does not need a medium through which to travel. It carries the energy of the radiation "with it" when it goes. That allows this form of energy to move through the vacuum of space. Compare this to something like a sound wave, which is mechanical energy. With waves that are mechanical energy, the medium through which the wave moves must carry the energy of that wave. Said another way, the source of the mechanical energy must put its energy into the medium for that medium to propagate the wave.
What is loft command in auto cad?
The loft command makes a solid or surface between several cross sections