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A straight wire of diameter 0.5 mm carrying a current of 1 A is replaced by another wire of 1 mm diameter carrying the same current. The magnetic field far away will be
  • a)
    twice the earlier value
  • b)
    same as the earlier value
  • c)
    one-half of the earlier value
  • d)
    one-quarter of the earlier value
Correct answer is option 'B'. Can you explain this answer?
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A straight wire of diameter 0.5 mm carrying a current of 1 A is replac...
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A straight wire of diameter 0.5 mm carrying a current of 1 A is replaced by another wire of 1 mm diameter carrying the same current. The magnetic field far away will bea)twice the earlier valueb)same as the earlier valuec)one-half of the earlier valued)one-quarter of the earlier valueCorrect answer is option 'B'. Can you explain this answer?
Question Description
A straight wire of diameter 0.5 mm carrying a current of 1 A is replaced by another wire of 1 mm diameter carrying the same current. The magnetic field far away will bea)twice the earlier valueb)same as the earlier valuec)one-half of the earlier valued)one-quarter of the earlier valueCorrect answer is option 'B'. Can you explain this answer? for JEE 2024 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about A straight wire of diameter 0.5 mm carrying a current of 1 A is replaced by another wire of 1 mm diameter carrying the same current. The magnetic field far away will bea)twice the earlier valueb)same as the earlier valuec)one-half of the earlier valued)one-quarter of the earlier valueCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for JEE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A straight wire of diameter 0.5 mm carrying a current of 1 A is replaced by another wire of 1 mm diameter carrying the same current. The magnetic field far away will bea)twice the earlier valueb)same as the earlier valuec)one-half of the earlier valued)one-quarter of the earlier valueCorrect answer is option 'B'. Can you explain this answer?.
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