Mathematics · Aptitude - Power and Energy
An electric heater operates at 220 V and has an efficiency of 99%. If its useful energy output is 1.5 kWh over a certain duration, what will be the input current drawn by the heater assuming it operates for 1 hour?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17.56 A
- 22.22 A
- 36.89 A✓
- 422 A
Correct answer
6.89 A
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