Two wires have resistances 
When both are joining in series and in parallel, then ratio of heats generated in these situations on applying the same voltage, is
a)
2 : 1
b)
1 : 2
c)
2 : 9
d)
9 : 2
Two wires have resistances When both are joining in series and in parallel, then ratio of heats generated in these situations on applying the same voltage, is
a)
2 : 1
b)
1 : 2
c)
2 : 9
d)
9 : 2
Question ID - 150328 | SaraNextGen Top Answer
Two wires have resistances When both are joining in series and in parallel, then ratio of heats generated in these situations on applying the same voltage, is
a)
2 : 1
b)
1 : 2
c)
2 : 9
d)
9 : 2
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Two wires have resistances |
|||||||
|
a) |
2 : 1 |
b) |
1 : 2 |
c) |
2 : 9 |
d) |
9 : 2 |
1 Answer
127 votes
Answer Key / Explanation : (c) -
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(c) In series combination, the net resistance
Heat produced in
I parallel combination, the net resistance
Heat produced in
Dividing Eq. (i) by Eq. (ii), we obtain
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127 votes
Answer Link
127