Question: Why does a practical transformer draw some current when its secondary winding is open?

Why does a practical transformer draw some current when its secondary winding is open?

Step by Step Solution

★★★★★

3.55 Rating (165 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

The detailed answer for the above questi... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Electrical Engineering Questions!

Q:

Why are the primary and secondary coils of a transformer wrapped on an iron core that passes through both coils?

Q:

A step-up transformer has 3000 turns in the secondary coil and 200 turns in the primary coil. The primary is supplied with alternating current with an effective voltage of 90.0 V. (a) Find the...

Q:

Practical Application: You have decided to open some movie theaters. Should you open 6 200-seat theaters at 6 different locations, or open the 6 200-seat theaters in one large building? Explain your...

Q:

Does an electric stove burner draw more current when its first turned on or when its fully hot?

Q:

Why does a half - wave dipole have maximum current at its center? Energy is reflected from the open ends of the dipole, resulting in a standing wave with a current maximum a quarter - wavelength from...

Q:

CHOOSE THE CORRECT LETTER(S)/ANSWER(S) IN EACH ITEM 1. Which of the following is/are the product of primordial nucleosynthesis? a. beryllium b. carbon c. hydrogen d. helium e. lithium 2. Which of the...

Q:

Include solution and explanation each step/each solving process. Please read the instructions carefully. 11. Multiple Choice: Carefully read and analyze each item. Select the correct answer from the...

Q:

Include solution and explanation each step/each solving process. Please read the instructions carefully. 11. Multiple Choice: Carefully read and analyze each item. Select the correct answer from the...

Q:

Include solution and explanation each step/each solving process. Please read the instructions carefully. 11. Multiple Choice: Carefully read and analyze each item. Select the correct answer from the...

Q:

1540 The self and mutual inductances of a transformer can be calculated from measurements of the steady-state ac voltages and currents with the secondary winding open-circuited and short-circuited....

Q:

4 Comparative balance sheets for 2021 and 2020 and a statement of income for 2021 are given below for Metagrobolize Industries Additional information from the accounting records of Metagrobolize also...

Q:

As an analyst for FinCorp Inc., you are responsible for many firms, including ADFC. Currently you have a "hold" recommendation on ADFC.20 The current price of ADFC is $140. You have conducted an...

Q:

Troy Engines, Ltd., manufactures a variety of engines for use in heavy equipment. The company has always produced all of the necessary parts for its engines, including all of the carburetors. An...

Q:

Vignette AssumptionStory:Tatiana Tatiana is five years old and was adopted at age three. Tatiana's adoptive parents have three biological sons, aged eight, ten, and seventeen, who the parents say...

Q:

10. The Head of RAHA Institute has assured its staff of supply of laptop computer for all lecturers. He has discussed with Computa Ghana for the supply of the Laptops. He has been stopped by your...

Q:

Determine the price of 2 year bond with 6 monthly coupons of 10% per annum, a yield of 6.4% per annum and face value of 100$ where the bond is purchased with 40 days to the first coupon payment and...

Q:

* Answer the question briefly. *Data source Bangladesh bank. 1. Take data of Bangladeshi interest rates, inflation rates, treasury bill rates for 3 month tbill. Make graphs and explain their trends.

Q:

The following T-accounts show postings of selected transactions. Indicate the journal used in recording each of these postings a through e. Cash Accounts Receivable Inventory (d) 500 (e) 300 (b)...

Q:

A dc-motor shunt field winding of resistance 210 is to be supplied from a 220-V rms, 50-Hz, three-phase source through a three-phase, phase controlled rectifier. Calculate the delay angle d which...

Q:

Figure shows a two-phase hybrid stepping motor with castleated poles on the stator. The rotor is shown in the position it occupies when current is flowing into the positive lead of phase 1. a. If...

Q:

The full-load torque angle of a synchronous motor at rated voltage and frequency is 35 electrical degrees. Neglect the effects of armature resistance and leakage reactance. If the field current is...

Q:

The Snappy Service gas station manager is thinking about a promotion that she hopes will bring in more business to the full-service island. She is considering the option that when a customer requests...

Q:

Why do some systems store the operating system in firmware, while others store it on disk?

Q:

Suppose the managers at FedEx/Kinkos wish to meet the increasing demand for color photocopies and to have more reliable service. (Refer to Problem 4-36). As a goal, they would like to have at least a...