A wire when connected to 220 V mains supply has power dissipation . Now the wire is cut into two equal pieces which are connected in parallel to the same supply. Power dissipation in this case is Then is
1
4
2
3
As we have learned
Power dissipiated in the external circuit -
-
Initially
Option 1)
1
Option 2)
4
Option 3)
2
Option 4)
3
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