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In a Wheatstone’s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is    [2003]
  • a)
    2R
  • b)
    R/4
  • c)
    R/2
  • d)
    R
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
In a Wheatstone’s bridge all the four arms have equal resistance...
Since, Wheatstone's bridge is balanced, then
resistance of galvanometer will be
uneffective.
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In a Wheatstone’s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is [2003]a)2Rb)R/4c)R/2d)RCorrect answer is option 'D'. Can you explain this answer?
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In a Wheatstone’s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is [2003]a)2Rb)R/4c)R/2d)RCorrect answer is option 'D'. Can you explain this answer? for Class 12 2024 is part of Class 12 preparation. The Question and answers have been prepared according to the Class 12 exam syllabus. Information about In a Wheatstone’s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is [2003]a)2Rb)R/4c)R/2d)RCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 12 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for In a Wheatstone’s bridge all the four arms have equal resistance R. If the resistance of the galvanometer arm is also R, the equivalent resistance of the combination as seen by the battery is [2003]a)2Rb)R/4c)R/2d)RCorrect answer is option 'D'. Can you explain this answer?.
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