The transformer connection which has gained considerable popularity to serve 3-phase equipment and single phase lighting load is Delta/Star
Description : How has mass communication system gained popularity and changed the socioeconomic and cultural life of people in India? Explain with example. -Geography
Last Answer : (A) People use different modes of communication to convey the messages. T.V, Radio and Satellite communication are the part of mass communication. They play an important role in the ... Weather forecasting information, important facts and figures reach to general public only through radio and TV
Description : What connection is there between perceived popularity of one's first name and tendency to succeed or commit crime?
Last Answer : answer:I don’t care about people who haven’t committed crimes yet. When they do, I don’t care what their name is. As a personal observation, every guy I’ve known named Josh has been arrested for something.
Description : In conversion of 3-phase to 2-phase supply with T connection, the transformation ratio of the teaser will be__ times to that of main transformer: a) 1.732 b) 1.15 c) 0.866 d) Unity
Last Answer : Ans: C
Description : What will happen if transformer in parallel connection have different phase sequence ?
Last Answer : If the phase sequence is in an incorrect manner, in every cycle each pair of phases will get short-circuited.
Description : for Delta-Star connection of 3-phase transformer: i) Draw the connection diagram ii) List any two advantages of this connection iii) State its area of application.
Last Answer : Disadvantages: i) In this type of connection, the secondary voltage is not in phase with the primary. Hence it is not possible to operate this connection in parallel with star-star or delta-delta ... iv) As line current is equal to phase current the conductor size of winding should be large.
Description : State what is the significance of conducting phasing out test on a 3-phase transformer? Explain its procedure with a suitable connection diagram.
Last Answer : -Short primary & secondary winding of other phases expect the one under test. -Connect voltmeter to secondary winding. -A small DC current is circulated through the primary winding through ... . -The test repeated for finding out remaining concerned secondary windings in the same manner.
Last Answer : Advantages of open delta connection of 3-phase transformer: 1. When one of the phase in case of delta-delta bank is out of order by any reason, the service will be continued till ... demand in future (about 33%) will be supplied by converting open delta connection to delta-delta connection.
Description : Which three-phase connection can be used in a transformer to introduce a phase difference of 30o between its output and corresponding input line voltages (A) Star-Star (B) Star-Delta (C) Delta-Delta (D) Delta-Zigzag
Last Answer : Which three-phase connection can be used in a transformer to introduce a phase difference of 30o between its output and corresponding input line voltages (A) Star-Star (B) Star-Delta (C) Delta-Delta (D) Delta-Zigzag
Description : Which of the following 3-phase connection of a transformer causes interference with the neighbouring communication lines: (A) Delta-Star (B) Star-Delta (C) Delta-Delta (D) Star-Star
Last Answer : Which of the following 3-phase connection of a transformer causes interference with the neighbouring communication lines: Star-Star
Description : Carrier is A. One or more conductors that serve as a common connection for a related group of devices B. a continuous frequency capableof being modulated or impressed witha second signal C. ... that provides a data communications service among stations attached tothe network E. None of the above
Last Answer : a continuous frequency capableof being modulated or impressed witha second signa
Description : Contention is A. One or more conductors that serve as a common connection for a related group of devices B. a continuous frequency capableof being modulated or impressed witha second signal C. ... that provides a data communications service among stations attached tothe network E. None of the above
Last Answer : the condition whentwo or more stations attempt to use the same channel at the same time
Description : In addition to stepping up or stepping down the input line voltage, what additional purpose does the transformer serve?
Last Answer : . It isolates the chassis from the power line.
Description : How should I go about investing my considerable fortune in the Appliance Service Center?
Last Answer : Since the generator will produce world peace the defense sector will plummet in value. Buy put options with different dates.
Description : Would it have occurred to any of you that it is possible to build a considerable fortune through speculating on booze?
Last Answer : or is it speculating IN booze?
Description : Now that mayonnaise comes in a squeeze jar, how do you deal with the considerable amount left after it just won't squeeze out anymore?
Last Answer : answer:I don’t buy it in a squeeze jar. Problem solved. I have some small (narrow) rubber spatulas that can be used to scrape the insides after you unscrew the top.
Description : What are some skills or hobbies that you can put considerable time in and enjoy (not those kinds which needs lots of energy but the output or progress comes slowly )
Last Answer : Attempting to mix and edit my own music is challenging with meager means. However, it can fill the better part of a weekend in the blink of an eye for me.
Description : What's something you've accomplished that required a considerable amount of effort?
Last Answer : I convinced doctors and a sperm bank to deal with me even though I am single. It took a couple of years, but I finally made them understand that what I was doing was not unethical or immoral. Then I was able to have KatawaGrey.
Description : Is there something considerable not to like about this ocean liner?
Last Answer : Looks frickin’ wonderful to me!
Description : if I swap out my 802.11b router for a newer 802.11g one, will I see a considerable speed boost of web surfing on my iPhone? The iphone is the only wifi unit in the house,.
Last Answer : Yes. 802.11g is faster then 802.11b, and not only will internet be faster, the range of your network will be extended.
Description : Which sugar is present in considerable amount in the blood? -Do You Know?
Last Answer : answer:
Description : Assertion `:-` Tubular is of considerable importance in Marine teleost fishes. Reason `:-` These fishes have no glomerular kidney .
Last Answer : Assertion `:-` Tubular is of considerable importance in Marine teleost fishes. Reason `:-` These fishes ... D. If both Assertion & Reason are false.
Description : The breakdown of the C-C bonds of complex compounds through oxidation within the cells, leading to release of considerable amount of energy is called.
Last Answer : The breakdown of the C-C bonds of complex compounds through oxidation within the cells, leading to release of considerable amount of energy is called.
Description : A considerable part of the harmful ultraviolet radiation of the sun does not reach the surface of earth. This is because in the upper atmosphere, ther
Last Answer : A considerable part of the harmful ultraviolet radiation of the sun does not reach the surface of earth. This is because ... ` C. `O_(3)` D. `NH_(3)`
Description : Bit map terminal A) support display containing multiple windows B) require considerable amount of video RAM C) requires tremendous amount of copying and hence low performance D) all of above
Last Answer : Answer : D
Description : Trials for gene therapy in human beings were first carried out, with considerable success, in a genetic disease called (A) Cystic fibrosis (B) Thalassemia (C) Adenosine deaminase deficiency (D) Lesch-Nyhan syndrome
Last Answer : Answer : C
Description : Various fungi are known to accumulate considerable quantities of divalent metals, e.g. (a) Cd (b) Zn (d) All of these (c) Pb
Last Answer : Ans. ((d))
Description : Skin becomes wrinkled in the old age due to (a) loss of elastic tissue in the dermis (b) considerable slag in the rate of dividing cells in the stratum germinativum (c) gradual loss of elasticity in the subcutaneous layer (d) all of these
Last Answer : Ans:(b)
Description : Mechanization of Indian agriculture on a considerable scale is not possible due to – (1) small holdings (2) lack of tractors (3) poverty of the peasants (4) indifference of the people
Last Answer : (1) small holdings Explanation: Agricultural mechanization helps in, increasing production, productivity and profitability in agriculture by achieving timeliness in farm operations, bringing precision in metering and ... small size of plots. This has been mainly on account of fragmentation of land.
Description : If an alternator is to be inactive for a considerable period of time, which of the following actions should be taken? A. It should be disconnected from the prime mover and raised off its bearing supports ... . D. The windings and collector rings should be protected with a thin coat of grease or oil.
Last Answer : Answer: C
Description : In general, wind speed of 10 –13 kph caused----? A. minor or no damage (Answer) B. considerable damage C. severe damage D. extreme damage
Last Answer : A. minor or no damage (Answer)
Description : The most successful project manager usually: 1. works their way up from assistants in the project office to full-fledged project managers, supplementing that experience with formal ... . Has considerable experience as a functional manager before moving into the project management arena.
Last Answer : 1. works their way up from assistants in the project office to full-fledged project managers, supplementing that experience
Description : The auditor has considerable responsibility for notifying users as to whether or not the statements are properly stated. This imposes upon the auditor a duty to a. Provide reasonable assurance ... statements. d. Be equally responsible with management for the preparation of the financial statements
Last Answer : Provide reasonable assurance that material misstatements will be detected.
Description : Strategists are usually found in higher levels of Management and have considerable Authority for decision making in the Firm
Last Answer : True
Description : Erosion and pits formation on the impeller of a centrifugal pump may be due to (A) Cavitation (B) Low speed of impeller (C) Its operation with delivery valve closed for considerable time after starting the pump (D) Off centering of pump with motor
Last Answer : (A) Cavitation
Description : A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth's atmosphere, which absorbs it. (A) Hydrogen (B) Carbon dioxide (C) Ozone (D) None of these
Last Answer : (C) Ozone
Description : Which of the following is associated with considerable vendor lock-in? a) PaaS b) IaaS c) CaaS d) SaaS
Last Answer : PaaS
Description : Which of the following is associated with considerable vendor lock-in? A. PaaS B. SaaS C. IaaS D. DaaS
Description : Which sugar is present in considerable amount in the blood?
Last Answer : Glucose
Description : The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called (A) Plutonic rocks (B) Hypabyssal rocks (C) Volcanic rocks (D) Igneous rocks
Last Answer : Answer: Option A
Description : During percussion drilling (A) Ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole (B) Caving or mixing of strata are caused in soft soils or ... The soil to a considerable depth below the bottom of the hole gets disturbed (D) All the above
Last Answer : Answer: Option D
Description : Considerable savings are possible through small improvements in the ―house keeping‖ practices. A. True. B. False.
Last Answer : true
Description : Read the following statements and choose the correct answer (i) Political environment refers to all forces which have an economic impact on business (ii) Economic environment refers to all forces which have an economic impact ... C. (i), (ii) and (iv) are true D. all the statements are false
Last Answer : C. (i), (ii) and (iv) are true
Description : In which duration, considerable import substitution has taken place in many important areas in capital goods, organic chemicals ? A. two decades B. three decades C. four decades (last) D. five decades
Last Answer : C. four decades (last)
Description : How type furrow (or shovel) opener are especially suited to a. Stoney and root infested fields b. Poorly prepared beds in trashy soil c. Hard field with considerable debris and mulch d. None of the above
Last Answer : a. Stoney and root infested fields
Description : Disc type furrow openers are especially suited to A. Stoney and root infested soils B. Poorly prepared bed in trashy soil C. Hard and sticky soil with considerable amount of debris and mulch D. All of the above
Last Answer : C. Hard and sticky soil with considerable amount of debris and mulch
Description : Shoe type furrow openers especially suited to A. Stoney and root infested fields B. Poorly prepared bed in trashy soils C. Hard and sricky soil with considerable amount of mulch and debris D. All of the above
Last Answer : B. Poorly prepared bed in trashy soils
Description : Which of the following would be used in setting the price of a new product if considerable competition is expected? A)Psychological pricing B)Penetration pricing C)Odd -even pricing D)Price skimming
Last Answer : B)Penetration pricing