Submission 2: 30 2. A single household circuit operates at 120 V and is protected by a 15 A circuit breaker. How many 30 W lamps can be operated simultaneously without tripping the circuit breaker? x 30 Show my other submissions 3. Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. One of the original bars is copper
Submission 2: 30 2. A single household circuit operates at 120 V and is protected by a 15 A circuit breaker. How many 30 W lamps can be operated simultaneously without tripping the circuit breaker? x 30 Show my other submissions 3. Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. One of the original bars is copper
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
#2
Transcribed Image Text:108
8:
connects a battery to the ends of the spooled wire, the resulting current is 1.1 A. Some weeks later, after cutting off
arries a 2.9-A current when the same
various lengths of wire for use in rep
battery is connected to it. What is the
Your submitted answer(s) for question 2 are :
Submission 1: 36
Submission 2: 30
32,444
2. A single household circuit operates at 120 V and is protected by a 15 A circuit breaker. How many 30 W lamps can be
operated simultaneously without tripping the circuit breaker?
X 30
0022
3. Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. One of the original bars is copper
and is 0.350 m long. The other bar is iron and is 0.175 m long. What is the resistance between the ends of the welded bar
at 20°C? (The resistivity of copper and iron can be obtained from the textbook)
S2
F3
m
000
000
F4
4. In the figure below, what is the net resistance of the circuit connected to the battery? Each resistance in the circuit is
equal to 4.50 kn.
SEP
25
F5
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tv
MacBook Air
F6
F7
9
DII
F8
66
F9
Show my other submissions
A
F10
W
X
F11
P
F12
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