Physics
Medium
Question
A 10Ω electric heater is connected to a 220V 50Hz mains supply. What is the peak value of the potential difference across the heater element ?
A
220V
B
220/ 2V
C
110V
D
220 √2V
✓ Official correct answer
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A
220V
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B
220/ 2V
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C
110V
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D
220 √2V
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