Concept explainers
(a)
The magnetic field at the point
(a)
Answer to Problem 27P
The magnetic field at the point
Explanation of Solution
Given:
The current in the wire at
The magnitude of current is
Formula used:
The expression for the magnetic field in the wire is given by,
Calculation:
The magnetic field at point
The sign is given by using the right hand thumb rule as,
Now at
The sign of magnetic field is given by using the right hand thumb rule,
The net magnetic field is given as:
Conclusion:
Therefore, the magnetic field at a point is
(b)
The magnetic field at the point
(b)
Answer to Problem 27P
The magnetic field at the point
Explanation of Solution
Calculation:
The magnetic field at point
The sign of magnetic field is given by using the right hand thumb rule,
Now at
Similarly, the sign of magnetic field is given by using the right hand thumb rule,
The net magnetic field is given as:
Conclusion:
Therefore, the magnetic field at a point is
(c)
The magnetic field at the point
(c)
Answer to Problem 27P
The magnetic field at the point is
Explanation of Solution
Calculation:
The magnetic field at point
Now At
The net magnetic field is given as:
Conclusion:
The magnetic field at the point is
(d)
The magnetic field at the point
(d)
Answer to Problem 27P
The magnetic field at the point is
Explanation of Solution
Calculation:
The magnetic field at point
Now At
The net magnetic field is given as:
Conclusion:
The magnetic field at the point is
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Chapter 27 Solutions
Physics for Scientists and Engineers, Vol. 3
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