Duration: 5:26

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1

Two cells of emf math xmlns=http://www.w3.org/1998/Math/MathMLmn1/mnmo./momn5/mnmo /momi mathvariant=normalV/mi/math each, having internal resistance math xmlns=http://www.w3.org/1998/Math/MathMLmir/mi/math, when connected in series current through unknown resistance math xmlns=http://www.w3.org/1998/Math/MathMLmiR/mi/math is math xmlns=http://www.w3.org/1998/Math/MathMLmn1/mnmiA/mi/math and when they are connected in parallel current through math xmlns=http://www.w3.org/1998/Math/MathMLmo/momiR/mimo/mo/math is math xmlns=http://www.w3.org/1998/Math/MathMLmn0/mnmo./momn6/mnmiA/mi/math, then value of math xmlns=http://www.w3.org/1998/Math/MathMLmo/momir/mimo/mo/math is
img src=https://penpencil-static-content.s3.ap-south-1.amazonaws.com/5eb393ee95fab7468a79d189/0lhyydjdhu13ajyrnvz0vbhdr.png width=274 height=127 /
img src=https://penpencil-static-content.s3.ap-south-1.amazonaws.com/5eb393ee95fab7468a79d189/nl2pc3b2k2smskv0jskwpuhf1.png width=238 height=153 /
(1) math xmlns=http://www.w3.org/1998/Math/MathMLmfracmn1/mnmn2/mn/mfracmiΩ/mi/math
(2) math xmlns=http://www.w3.org/1998/Math/MathMLmn1/mnmiΩ/mi/math
(3) math xmlns=http://www.w3.org/1998/Math/MathMLmfracmn2/mnmn3/mn/mfracmiΩ/mi/math
(4) math xmlns=http://www.w3.org/1998/Math/MathMLmfracmn1/mnmn3/mn/mfracmiΩ/mi/math
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