A heater coil connected to a supply of 220 volts
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A heater coil connected to a supply of a 220 V is dissipating some power P1. The coil is cut into half and two halves are connected in parallel. The heater now dissipates a power P2. The ratio of power P1:P2 is
Explanation:
A heater coil connected to a supply of a 220 V is dissipating some power P1. The coil is cut into half and two halves are connected in parallel. The heater now dissipates a power P2. The ratio of power P1:P2 is
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