University Physics (14th Edition)
14th Edition
ISBN: 9780133969290
Author: Hugh D. Young, Roger A. Freedman
Publisher: PEARSON
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Textbook Question
Chapter 25, Problem 25.28E
An idealized ammeter is connected to a battery as shown in Fig. E25.28. Find (a) the reading of the ammeter, (b) the current through the 4.00-Ω resistor, (c) the terminal voltage of the battery.
Figure E25.28
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25.33
The circuit shown Figure E25.33
in Fig. E25.33 contains two
batteries, each with an emf and
an internal resistance, and two
resistors. Find (a) the current in 5.0 N
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rection) and (b) theterminal volt-
1.6 Ω 16.0V
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b.
a
90 Ω
1.4 N 8.0V
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age Vab of the 16.0-V battery.
Hi, The question is in the pic below.
25.54. In the circuit shown in
Fig. P25.54, R is a variable resistor whose
value ranges from 0 to co, and a and b are
the terminals of a battery that has an emf
E = 15.0V and an internal resistance of
4.00 2. The ammeter and voltmeter are
idealized meters. As R varies over its full
range of values, what will be the largest
and smallest readings of (a) the voltmeter
and (b) the ammeter? (c) Sketch qualita-
tive graphs of the readings of both meters
as functions of R.
Figure P25.54
R
Chapter 25 Solutions
University Physics (14th Edition)
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