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 11P
To determine
The value of secondary voltage.
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The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8?
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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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- What is the purpose of the transformer in Figure 6.25?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_forwardA transformer has a turns ratio of 2.5:1. The primary voltage is 208V the secondary current is 18A what is the primary currentarrow_forward
- A Transformer having 1300 Primary turns connected to a 256 V a.c. supply. For a secondary Voltage of 416 V, the number of Secondary Turns should be No. of Turns in the Secondaryarrow_forward6 A transformer has 689 primary turns connected to a 1668 V supply. Choose the number of secondary turns for a 254 V Load voltage. a. 105 Turns b. 4525 Turns c. 689 Turns d. 615 Turnsarrow_forwardA transformer has 100 turns on the primary and 400 turns on the secondary. The secondary supplies 20 Volts and is connected to a 40 ohms load. The primary current is a. 0.02 amps b. 0.2 amps c. 2 ampsarrow_forward
- A transformer which can produce 8v from a 240v a.c supply has an efficiency of 80%.if the current in the primary coil.arrow_forwardIn a given transformer the primary side has 25A as current and 5 A at the secondary. If the secondary turns are 5000 turns, how many are the primary turns?arrow_forwardA 25KVA Transfomer has a primary voltage of 480 V and a 4:1 turns ratio. What is the secondary voltage and current rating of the transformer?arrow_forward
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