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 13ST
To determine
The secondary voltage for a transformer circuit, with the given primary DC voltage and turns ratio.
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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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- In transformer, the eddy current loss will with increase in load. O increases O decreases O be zero O remains samearrow_forwardIf the turn ratio of the transformer is 4:1, it means Secondary voltage is 4 times greater than the primary voltage For every 4 turns on primary, there is one turn on secondary Primary current is 4 times greater than the secondary current There are 4 turns on primary one turn on secondaryarrow_forwardThe primary current of a 68 kVA, 1586 V/ 264 V, 50 Hz, single-phase transformer is a-257.58 A b-0.04 A c-4.29 A d-42.88 Aarrow_forward
- 10. Determine the peak-to-peak ripple and de output voltages in Figure 5. The transformer has a 36 V rms secondary voltage rating, and the line voltage has a frequency of 60 Hz. A R surge 120 Vrms 00000 ellle B Figure 5. www 10 Ω C 100 μF www R₂ 3.3 ΚΩarrow_forwardThe thickness of laminations used in a transformer is usually 0.4 mm to 0.5 mm O 14 mm to 15 mm O 25 mm to 40 mm 4 mm to 5 mmarrow_forwardThe full load copper loss in a transformer is 400W, At half load the copper loss will be O 100W O 800W O 1600W O 200Warrow_forward
- A transformer has a turns ratio of 2.5:1. The primary voltage is 208V the secondary current is 18A what is the primary currentarrow_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_forwardIf the supply frequency to the transformer is reduced, the iron loss willarrow_forward
- What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV ? 4 kVA 0.25 KVA 16 kVA 8 KVAarrow_forward3- The silicon ratio in transformer iron cannot be increased greater than 5% because of a) the iron loss will increase b) the hysteresis loss will increase c) the eddy current loss will increase d) none of the previous AL HU TVOM TOWE COOU $arrow_forwardQuestion 2 A voltage of 100VAC is shown on the oscilloscope. What is the peak to peak voltage? O 70.7V O 144V O 283V O 63.7V Question 3 What is the efficiency of the transformer? Is-10A Vp 120V >RL-120 O 1p-12.5Aarrow_forward
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