The diagram shows part of a transformer. There are 10 turns of insulated wire wrapped around the right side of the core. core (a) On the diagram draw 5 turns of wire around the left side of the core. (b) Below are the symbols for an alternating current (a.c) supply and a 0-10 Vac voltmeter. Add these to the diagram to represent a step-up transformer from which the output voltage can be measured. Think very carefully about where you place everything. (c) When a student uses the apparatus as a step-up transformer he gets the following readings. Supply voltage (V) Voltmeter reading (V) 2.4 4.8 3.7 7.8 6.2 There is a gap in the table of readings. Explain why the student could not get a reading to fill this gap. Show a calculation to verify your answer.

The diagram shows part of a transformer. There are 10 turns of insulated wire wrapped around the right side of the core. core (a) On the diagram draw 5 turns of wire around the left side of the core. (b) Below are the symbols for an alternating current (a.c) supply and a 0-10 Vac voltmeter. Add these to the diagram to represent a step-up transformer from which the output voltage can be measured. Think very carefully about where you place everything. (c) When a student uses the apparatus as a step-up transformer he gets the following readings. Supply voltage (V) Voltmeter reading (V) 2.4 4.8 3.7 7.8 6.2 There is a gap in the table of readings. Explain why the student could not get a reading to fill this gap. Show a calculation to verify your answer.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

100%

The diagram shows part of a transformer. There are 10 turns of insulated wire wrapped around the
right side of the core.
core
(a) On the diagram draw 5 turns of wire around the left side of the core.
(b) Below are the symbols for an alternating current (a.c.) supply and a 0-10 Va.c. voltmeter.
Add these to the diagram to represent a step-up transformer from which
the output voltage can be measured. Think very carefully about where you
place everything.
(c) When a student uses the apparatus as a step-up transformer he gets the following readings.
Supply voltage (V)
Voltmeter reading (V)
2.4
4.8
3.7
7.8
6.2
There is a gap in the table of readings. Explain why the student could not get
a reading to fill this gap. Show a calculation to verify your answer.

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