EAMCET Engineering 2010 Solved Paper

Section: Physics

Question : 106 of 160

Marks: +1, -0

The time constant of inductance coil is 3m s. When a 90Ω resistance is joined in series, then the time constant becomes 0.5m s. The inductance and the resistance of the coil are

54‌mH,18Ω
14‌mH,42Ω
42‌mH,14Ω
14‌mH,60Ω

Validate

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