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When current flows through heater coil it glows butsupply wiring does not glow because | |
A. | current through supply line flows at slower speed [Wrong Answer] |
B. | supply wiring is covered with insulation layer [Wrong Answer] |
C. | resistance of heater coil is more than the supply wires [Correct Answer] |
D. | supply wires are made of superior material [Wrong Answer] |