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Question
A long straight wire carrying a 3.0 A current enters a room through a window 1.5 m high and 1.0 m wide. The path integral 
around the window frame has the value:
A) 0.20 T.m
B) 2.5 x10-7T.m
C) 3.0 x10-7T.m
D) 3.8 x10-6T.m
E) none of these
Answer
This answer is hidden. It contains 1 characters.
Related questions
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D) is proportional to the square of the distance from us
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Q:
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Q:
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B) an omega minus
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Q:
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A) Energy
B) Baryon number
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D) Angular momentum
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Q:
An electron participates in:
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Q:
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B) greater particle number densities
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Q:
For a controlled nuclear fusion reaction, one needs:
A) high number density nand high temperature T
B) high number density nand low temperatureT
C) low number density nand high temperature T
D) low number density nand low temperature T
E) high number density nand temperature T = 0 K
Q:
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Q:
Nuclear fusion in the Sun is increasing its supply of:
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B) helium
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Q:
The purpose of a moderator in a nuclear reactor is to:
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Q:
A certain nucleus, after absorbing a neutron, emits a and then splits into two alpha particles. The (A, Z) of the original nucleus must have been:A) 6, 2B) 6, 3C) 7, 2D) 7, 3E) 8, 4
Q:
Radioactive polonium, 214Po (Z= 84), decays by alpha emission to:
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B) 210Pb (Z= 82)
C) 214At (Z= 85)
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Q:
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Q:
Bombardment of 28Si (Z= 14) with alpha particles may produce:
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