Does 1:5 indicate a step-up or step-down transformer?

1 Answer

Answer :

Step up.

Related questions

Description : Does 1:5 indicate a step-up or step-down transformer?

Last Answer : Step up

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 : What is the way to understand transformer step up or step down ?

Last Answer : How to understand the step-up or step-down of a transformer: If the number of patches on the secondary side is more than the primary side of the transformer, then that transformer is a step-up ... than the primary side of the transformer, then that transformer is a step down transformer.

Description : How do I step down a step up transformer ?

Last Answer : If we want to step up a transformer, we need to punch more of the secondary coil than the number of punches of the primary coil of the transformer. And in order to determine the number of these ... already been written on our electronics site, I did not repeat it. Read the article from this link.

Description : What can be used to replace the exciter in the circuit shown in the illustration? EL-0101 A. A step-up transformer. B. A rectifier. C. A step-down transformer. D. An operational amplifier.

Last Answer : Answer: B

Description : What are the applications of step-up & step-down transformer?

Last Answer : A:Step-up transformers are used in generating stations. Normally the generated voltage will be either 11kV. This voltage (11kV) is stepped up to 110kV or 220kV or ... and made available at consumer premises. The transformers used at generating stations are called power transformers.

Description : What is transformation ratio for step up, step down and isolation transformer?

Last Answer : K>1 for step up transformer K

Description : If output voltage is greater than input voltage, then transformer is A. step up B. step down C. faulty D. fatal

Last Answer :  step up

Description : In a step-up or step-down transformer, electrical power is transferred from one circuit to another without change in

Last Answer : In a step-up or step-down transformer, electrical power is transferred from one circuit to another without change in frequency

Description : What is the maximum current allowed to be drawn from the secondary of a 2 KVA step-down transformer with a turns ratio of four to one if connected across a 440 volt line? A. 1.1 amps B. 4.5 amps C. 18.1 amps D. 22.7 amps

Last Answer : Answer: C

Description : What is the maximum allowable primary current of a 2 KVA step-down transformer with a four to one turns ratio if connected across a 440 volt line? A. 1.1 amps B. 4.5 amps C. 18.1 amps D. 27.7 amps

Last Answer : Answer: B

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : Which quantity remains constant in a step-down transformer? -Do You Know?

Last Answer : answer:

Description : What is a descending or step down transformer ?

Last Answer : A transformer that converts a low current of high voltage to a high current of low voltage is called a descending or step down transformer.

Description : What is a step down transformer ?

Last Answer : If you get low voltage with high voltage supply, it is called step down transformer.

Description : When used for taking resistance measurements, a volt-ohm-milliammeter is normally powered by _____________. A. a hand cranked generator B. internal storage batteries C. the current in the circuit being tested D. a step down transformer

Last Answer : Answer: B

Description : When a transformer is used to step down voltage, the low voltage winding is _____________. A. part of the core B. the primary coil C. not insulated D. the secondary coil

Last Answer : Answer: D

Description : Which quantity remains constant in a step-down transformer?

Last Answer : Power

Description : What is a step down transformer?

Last Answer : A transformer which decreases the input voltage of the AC source is called step down transformer.

Description : In step down transformer, the AC output gives the current _________ than the input current.

Last Answer : more

Description : Which of the following devices will receive voltage surge first travelling on the transmission line ? (a) Lightning arresters (b) Relays (c) Step-down transformer (d) Switchgear

Last Answer : (a) Lightning arresters

Description : To construct a step down transformer, the condition is: a. Ns > Np b. Np > Ns c. Np = Ns d. Np . Ns = 1

Last Answer : c. Np = Ns

Description : The doorbell on your house requires a 12 volt alternating current. A transformer having a primary winding of 1,600 turns is to be used to step down your house's 110-volt alternating current. How many turns are there on the secondary winding?

Last Answer : ANSWER: 175 TURNS 

Description : A generator is connected through a 20 MVA, 13.8/138 kV step down transformer, to a transmission line. At the receiving end of the line a load is supplied through a step down transformer of 10 MVA, 138/69 kV rating. A 0.72 ... load (in per unit) in generator will be (A) 36 (B) 1.44 (C) 0.72 (D) 0.18

Last Answer : A generator is connected through a 20 MVA, 13.8/138 kV step down transformer, to a transmission line. At the receiving end of the line a load is supplied through a step down transformer of 10 MVA, 138/ ... MVA and 69 kV in load circuit, the value of the load (in per unit) in generator will be 36 

Description : A single-phase, 230 V, 50 Hz ac mains fed step down transformer (4:1) is supplying power to a half-wave uncontrolled ac-dc converter used for charging a battery (12 V dc) with the series current limiting resistor being 19.04 Ohm. The charging current is  (A) 2.43 A (B) 1.65 A (C) 1.22 A (D) 1.0 A

Last Answer : A single-phase, 230 V, 50 Hz ac mains fed step down transformer (4:1) is supplying power to a half-wave uncontrolled ac-dc converter used for charging a battery (12 V dc) with the series current limiting resistor being 19.04 Ohm. The charging current is 1.0 A

Description : Step-down transformer converts high voltage and low current into:  (A) How voltage and high current (B) High voltage and low current (C) Low voltage and high current (D) None of the above

Last Answer : Step-down transformer converts high voltage and low current into: Low voltage and high current

Description : A 1100 kVA, 11 kV/1.1 kV conventional two-winding transformer is connected as a 12.1 kV/11 kV step-down auto-transformer. The rating of the auto-transformer is (A) 1000 kVA (B) 1100 kVA (C) 11000 kVA (D) 12100 kVA

Last Answer : A 1100 kVA, 11 kV/1.1 kV conventional two-winding transformer is connected as a 12.1 kV/11 kV step-down auto-transformer. The rating of the auto-transformer is 12100 kVA

Description : In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of?

Last Answer : In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of less than 15A.

Description : What do the dotted lines connecting C1, C2, C5, and C6 indicate?

Last Answer : The dotted lines indicate that these capacitors are "ganged" and are tuned together with a single control.

Description : What does the number "2" (before the letter "N") indicate in the JAN marking scheme?

Last Answer : the number of junctions in the device, which in this case indicates a transistor.

Description : In a TDX system with standard synchro connections, the TX rotor is at 120º and the TDX rotor is at 40º. What position will the TR indicate?

Last Answer : . 80º.

Description : In the add mode, what does the output of C2 indicate?

Last Answer : . MSD of the sum.

Description : Does low ripple voltage indicate good or bad filtering?

Last Answer : Good.

Description : What does the letter "N" indicate in the semiconductor identification system?

Last Answer : A semiconductor.

Description : Does low ripple voltage indicate good or bad filtering?

Last Answer : Good.

Description : What does each generation of computer systems indicate?

Last Answer : Significant change in computer design.

Description : What does the wattage rating of a resistor indicate?

Last Answer : Its ability to dissipate heat

Description : While measuring frequency response, as the signal generator approaches the lowest and highest frequency the recorder can effectively record, the VTVM reading drops to less than - 3 dB. What does this indicate?

Last Answer : The upper and lower limits of the frequency response specification for that tape recorder.

Description : What does the color red indicate on a tty patch panel?

Last Answer : It handles classified information.

Description : In applying Kirchhoff’s current law, what does the polarity of the current indicate?

Last Answer : Whether the current is entering the junction (+) or leaving the junction (-).

Description : Why will a meter indicate more voltage at the battery terminal when the battery is out of a circuit than when the battery is in a circuit?

Last Answer : The internal (source) resistance of the battery will drop some of the voltage

Description : What does a lighted LED indicate on a logic comparator?

Last Answer : A difference in logic states between the reference IC and the IC under test.

Description : You have just checked a 1/500-ampere fuse with an ohmmeter and find it is open. Checking the replacement fuse shows the replacement fuse is open also. Why would the replacement fuse indicate open?

Last Answer : The ohmmeter causes more than 1/500 ampere through the fuse when you check the fuse, thus it opens the fuse.

Description : What does the voltage rating of a fuse indicate?

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Description : What does the current rating of a fuse indicate?

Last Answer : The amount of current the fuse will allow without opening.