Mathematics · Current Electricity
A wire connected to a 220 V main supply has a power dissipation of P1. The wire is then cut into two equal pieces, which are connected in parallel to the same 220 V supply. If the power dissipation in this case is P2, find the ratio P1 : P2.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 : 4✓
- 21 : 2
- 33 : 1
- 42 : 1
Correct answer
1 : 4
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