A resistor and an inductor are connected in series to an ac source of voltage 150 sin (100 πt + π) volt. If the current in the circuit is 5 sin (100\pit + {12\pi}/3) ampere then the average power dissipated and the resistance of the resistor are respectively__________

Correct Answer is : 187.5 W ,15 Ω

AP EAMCET Engineering 2018 Apr 24 Shift 1 Paper

Section: Physics

Question : 114 of 160

Marks: +1, -0

A resistor and an inductor are connected in series to an ac source of voltage 150 sin (100 πt + π) volt. If the current in the circuit is 5 sin (100πt+

12π

) ampere then the average power dissipated and the resistance of the resistor are respectively__________

187.5 W, 30 Ω
187.5 W ,15 Ω
375 W, 30 Ω
375 W, 15 Ω

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