Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 14, Problem 6ST
To determine
The turns ratio of the transformers.
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The input and output circuits of a transformer are electrically isolated from each other, a 1:1 turns ratio transformer may be used as an isolation transformer.
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copper loss at half load
Chapter 14 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 14 - An ideal transformer delivers the same power to...Ch. 14 - Dots on the schematic symbol of a transformer show...Ch. 14 - A step-down transformer has more turns in the...Ch. 14 - The primary current in a transformer is always...Ch. 14 - Prob. 5TFQCh. 14 - Impedance-matching transformers allow maximum...Ch. 14 - Prob. 7TFQCh. 14 - A balun is a form of impedance-matching...Ch. 14 - Power transformers are typically rated in VA...Ch. 14 - Transformer efficiency is the ratio of output...
Ch. 14 - A transformer is used for dc voltages ac voltages...Ch. 14 - Which one of the following is affected by the...Ch. 14 - Prob. 3STCh. 14 - Prob. 4STCh. 14 - Prob. 5STCh. 14 - Prob. 6STCh. 14 - Prob. 7STCh. 14 - Prob. 8STCh. 14 - Prob. 9STCh. 14 - Prob. 10STCh. 14 - Prob. 11STCh. 14 - Prob. 12STCh. 14 - Prob. 13STCh. 14 - Prob. 14STCh. 14 - Prob. 1PCh. 14 - Prob. 2PCh. 14 - What is the turns ratio of a transformer having...Ch. 14 - Prob. 4PCh. 14 - Prob. 5PCh. 14 - If 120 V ac are connected to the primary of a...Ch. 14 - Prob. 7PCh. 14 - Prob. 8PCh. 14 - For each transformer in Figure 14-46, draw the...Ch. 14 - Prob. 10PCh. 14 - Prob. 11PCh. 14 - How many primary volts must be applied to a...Ch. 14 - Prob. 13PCh. 14 - Prob. 14PCh. 14 - Prob. 15PCh. 14 - If RL is doubled in the circuit of Figure...Ch. 14 - Prob. 17PCh. 14 - Determine the following quantities in Figure...Ch. 14 - Prob. 19PCh. 14 - Prob. 20PCh. 14 - Prob. 21PCh. 14 - Prob. 22PCh. 14 - For the circuit 14-54, find the turns ratio...Ch. 14 - Prob. 24PCh. 14 - Prob. 25PCh. 14 - Prob. 27PCh. 14 - Prob. 28PCh. 14 - Prob. 29PCh. 14 - Prob. 30PCh. 14 - Prob. 31PCh. 14 - Prob. 32PCh. 14 - Prob. 33PCh. 14 - Prob. 34PCh. 14 - Prob. 35PCh. 14 - Prob. 36PCh. 14 - Prob. 37PCh. 14 - Prob. 38PCh. 14 - For the loaded, tapped-secondary transformer in...Ch. 14 - Prob. 40PCh. 14 - Determine the voltage measured by each voltmeter...Ch. 14 - Prob. 42PCh. 14 - Prob. 43PCh. 14 - Prob. 44PCh. 14 - Prob. 45PCh. 14 - Prob. 46PCh. 14 - Prob. 47PCh. 14 - Prob. 49P
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- Complete the blank An isolating transformer is a (..........................)ratio transformer with several important applications.arrow_forwardWhat will be the losses of a transformer if it is working in step up mode compared to its losses in step down mode less more same none of optionarrow_forwardThe peak voltage rating of the transformer secondary for a voltage doubler that produces an output of 50 V is equal to 1- 50 V 2- 100 V 3- 25 V 4- 40.3 V 5- 90.3 V 6- 50.7 V 7- 100.7 Varrow_forward
- TRUE or FALSE: In a step-up transformer, the winding used in the primary has a smaller cross-sectional area as compared to the secondary.arrow_forwardA delta-delta transformer has a primary voltage of 7200 V and a secondary voltage of 360 V. What is the turns ratio?arrow_forwardIf the secondary of a 1:10 step up transformer is connectedto the primary of a 1:5 step up transformer, the totalratio will bearrow_forward
- The equivalent resistance of the primary of a transformer having K = 6 and R1 = 0.2 ohm when referred to secondary becomes.......ohm. Group of answer choices 0.004 7.2 0.72 0.0055arrow_forwardQ6) In Current transformer Primary turns is __________ than Secondary turns. a. Less b. none c. Same d. Morearrow_forward3/A single phase transformer has 250 primary turns connected to a 500 V. The output voltage is 150 V. The number of secondary turns are: a. 75 b. 225 c. 150 d. 300arrow_forward
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