DC-DC converter with an ideal control circuit delivers exactly 2.5 V at power levels from 10W to 200W. It has perfect line and load regulation in steady state. An engineer connects this converter to a load 10 cm away with copper wire. The wire has a resistance of 1 mΩ per meter of length. What voltage will be observed at load terminals over the aforementioned power range?
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a) A simple generator has a square armature 5.0 cm on a side. The armature has 95 turns of 0.59-mm-diameter copper wire and rotates in a 0.650-T magnetic field. The generator is used to power a lightbulb rated at 12.0 V and 25.0 W. At what rate should the generator rotate to provide 12.0 V to the bulb? Consider the resistance of the wire on the armature. b) Two resistanceless rails rest 23 cm apart on a 6.0∘ ramp. They...
Learning Goal: To understand the concepts explaining the operation of transformers.One of the advantages of alternating current (ac) over direct current (dc) is the ease with which voltage levels can be increased or decreased. Such a need is alwayspresent due to the practical requirements of energy distribution. On the one hand, the voltage supplied to the end users must be reasonably low for safety reasons(depending on the country, that voltage may be 110 volts, 220 volts, or some other value...
Hi! I’m wondering if anyone can help with these physics problems from my exam krackers book? I am studying for the mcat and the explanations in the book and student doctor are not helping me. Thanks so much!! A. 2A B. 3 A C. 6A D. 12 A after the circuit has been on a long time? 12 V 2Ω 2Ω A. 1.2 x 10s C B. 2.5 x 106 C C. 6.0 x 10 C D. 1.7×10-7 C ERhal...
and negligible shunt admittance. Calculate the resistance and reactance from the table on Page 4. It delivers 500KVA at 2400V to the load and a 0.90 lagging power factor. Calculate the following a) The required sending end voltage b) The required sending end power factor c) The percent voltage regulation at the receiving end SHOW ALL YOUR CALCUALTIONS feet long. 470 eU steel conduit hase dietribution transformer with voltage 2400/240VAC (center I Table 9 Alternating-Curreat Resistunce und Reactance for 600-Volt...
summatize the following info and break them into differeng key points. write them in yojr own words apartus 6.1 Introduction—The design of a successful hot box appa- ratus is influenced by many factors. Before beginning the design of an apparatus meeting this standard, the designer shall review the discussion on the limitations and accuracy, Section 13, discussions of the energy flows in a hot box, Annex A2, the metering box wall loss flow, Annex A3, and flanking loss, Annex...
summarizr the followung info and write them in your own words and break them into different key points. 6.5 Metering Chamber: 6.5.1 The minimum size of the metering box is governed by the metering area required to obtain a representative test area for the specimen (see 7.2) and for maintenance of reasonable test accuracy. For example, for specimens incorporating air spaces or stud spaces, the metering area shall span an integral number of spaces (see 5.5). The depth of...
1. According to the paper, what does lactate dehydrogenase (LDH) do and what does it allow to happen within the myofiber? (5 points) 2. According to the paper, what is the major disadvantage of relying on glycolysis during high-intensity exercise? (5 points) 3. Using Figure 1 in the paper, briefly describe the different sources of ATP production at 50% versus 90% AND explain whether you believe this depiction of ATP production applies to a Type IIX myofiber in a human....