A thin, 52.0 cm long metal bar with mass 720 g rests on, but is not attached to, two metallic supports in a uniform magnetic field with a magnitude of 0.470 T, as shown in (Figure 1). A battery and a resistor of resistance 26.0 are connected in series to the supports. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a straight conductor. Figure R www B X X X X X x x x A < 1 of 1 >

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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A thin, 52.0 cm long metal bar with mass 720 g rests on, but is not
attached to, two metallic supports in a uniform magnetic field with a
magnitude of 0.470 T, as shown in (Figure 1). A battery and a resistor of
resistance 26.0 are connected in series to the supports.
For related problem-solving tips and strategies, you may want to view a
Video Tutor Solution of Magnetic force on a straight conductor.
Figure
V
1 X
B
R
ххххх
X X X
1 of 1
Part A
What is the largest voltage the battery can have without breaking the circuit at the supports?
Express your answer in volts.
V =
Submit
Part B
a =
VE ΑΣΦ
Submit
Request Answer
The battery voltage has the maximum value calculated in part (a). If the resistor suddenly gets partially short-circuited, decreasing its resistance to 2.00 , find the initial
acceleration of the bar.
Express your answer in meters per second squared.
ΑΣΦ
?
Request Answer
V
Review | Consta
m/s²
Transcribed Image Text:A thin, 52.0 cm long metal bar with mass 720 g rests on, but is not attached to, two metallic supports in a uniform magnetic field with a magnitude of 0.470 T, as shown in (Figure 1). A battery and a resistor of resistance 26.0 are connected in series to the supports. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a straight conductor. Figure V 1 X B R ххххх X X X 1 of 1 Part A What is the largest voltage the battery can have without breaking the circuit at the supports? Express your answer in volts. V = Submit Part B a = VE ΑΣΦ Submit Request Answer The battery voltage has the maximum value calculated in part (a). If the resistor suddenly gets partially short-circuited, decreasing its resistance to 2.00 , find the initial acceleration of the bar. Express your answer in meters per second squared. ΑΣΦ ? Request Answer V Review | Consta m/s²
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