Physics · Alternating Current
An alternating voltage is applied to a series LCR circuit. If the current leads the voltage by 45° (tan 45° = 1), then which relation is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1XL = √(XC2 + R2)
- 2XC = √(XL2 + R2)
- 3XL = XC + R
- 4XL = XC - R✓
Correct answer
XL = XC - R
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