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 10TFQ
Transformer efficiency is the ratio of output voltage divided by input voltage.
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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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- If the line frequency is 60 Hz, the output frequency of a center-tapped transformer full-wave rectifier isarrow_forwardModulation transformer is used in Transistor modulator O Collector modulator circuit O Diode modulator O Series modulator circuitarrow_forward2.A Boost converter has an input voltage of 5V and required output voltage is 15V at 25KHzwhen L=150µH and C=220µf and average load current of 0.5A.Determine i) Duty cycle ratio ii)peak to peak ripple current through inductor iii) peak to peak ripple voltage iv) critical values of L & Carrow_forward
- Boost buck converterarrow_forwardIn transducer the value of resistance increases with the temperature rise. In transformer, the power will with increase in voltage. be doubled O decreases increases O remain samearrow_forwardThe input voltage of the buck converter should be 100 and the output voltage should be 60. The switching frequency is 10khz and the coil value is 3mH. What is the required capacity value for the output voltage ripple to be 10v?arrow_forward
- Converter power electronicsarrow_forwardIn Buck/Boost converter of Duty cycle is 50% to 100%, then the output voltage will be less than the supply voltage greater than the supply voltage zero constantarrow_forwardDetermine the following A. Input Voltage B. Input impedance C. No load voltagearrow_forward
- Single phase full wave controlled converter circuit is powered by a single phase source. When the trigger angle is 0 °, the DC output voltage taken from the output of the converter circuit is 300V. If the trigger angle is 60 °, what is the value of the DC output voltage to be obtained at the output? i have 1 hourearrow_forwardplease work out the following using the infomation in the attached photo. This is for a Boost converter (a) Output voltage(b) Inductor current ripple (assume it is 20%) (c) Switching frequency (d) Output current (e) Output voltage ripplearrow_forwardA DC-DC buck converter operates in continuous conduction mode. It has 48 V input voltage, and it feeds a resistive load of 24 Ω . The switching frequency of the converter is 250 Hz. If switch-on duration is 1 ms, the load power isarrow_forward
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