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Current Electricity — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
MCQ
An electric heating element in vacuum is surrounded by a cavity at constant temperature of $227^\circ C;$ it consumes $60W$ of power to maintain a temperature of $727^\circ C$. What is the power consumed by the element to maintain a temperature of $1227^\circ C?$
  • A
    $101W.$
  • B
    $304W.$
  • C
    $90W.$
  • ✓
    $320W.$
✓

Answer

Correct option: D.
$320W.$

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