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CBSE Class 12-science Answered

Magnetic feild
Asked by | 07 Aug, 2012, 10:26: PM
answered-by-expert Expert Answer
Radius : r = 1.8 m
magnetic field, B = 0.7 T
charge, q = 1.6 x 10-19C
kinetic energy in particle will be, E = q2B2r2/2m
Answered by | 09 Aug, 2012, 10:44: PM

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CBSE 12-science - Physics
state biot savart law
Asked by himanshurawat5823 | 08 Mar, 2024, 01:24: PM
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CBSE 12-science - Physics
Answer this:  Assertion (A): When radius of a circular loop carrying a steady current is doubled, its magnetic moment becomes four times.  Reason (R): The magnetic moment of a circular loop carrying a steady current is proportional to the area of the loop.  Select the correct answer from the codes (a), (b), (c) and (d) as given belote.  (a) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).  (b) Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).  (c) Assertion (A) is true, but Reason (R) is false.  (d) Assertion (A) is false and Reason (R) is also false.
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CBSE 12-science - Physics
PLEASE SOLVE IT
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CBSE 12-science - Physics
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CBSE 12-science - Physics
Please refer to the uploaded image for the doubt
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Asked by arjunsah797 | 16 Mar, 2022, 02:07: PM
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CBSE 12-science - Physics
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CBSE 12-science - Physics
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CBSE 12-science - Physics
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CBSE 12-science - Physics
Sir , if a magnetic field is increasing in a cylindrical volume at a constant rate. then what will be direction of instantaneous acceleration experienced by an electron placed inside cylinder but not on center?
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CBSE 12-science - Physics
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