Two pieces of conductor of same material and of equal length are connected in series with a cell. One of the two pieces has cross-sectional area double that of the other. Which one of the following statements is correct in this regard ?

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Q: 40 (CDS-I/2015)
Two pieces of conductor of same material and of equal length are connected in series with a cell. One of the two pieces has cross-sectional area double that of the other.
Which one of the following statements is correct in this regard ?
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question_subject: 

Science

question_exam: 

CDS-I

stats: 

0,3,37,15,11,11,3

keywords: 

{'conductor': [0, 0, 1, 2], 'stronger current': [0, 0, 0, 1], 'electric current': [0, 1, 0, 6], 'same material': [0, 0, 2, 4], 'thinner one': [0, 0, 0, 1], 'equal length': [2, 0, 1, 2], 'more heat': [0, 0, 6, 2], 'cell': [14, 0, 7, 16], 'same amount': [0, 0, 0, 1]}