AC Power MCQs Quiz Online PDF Download

Learn ac power MCQs, A level physics MCQ test for online learning. Alternating current quiz has multiple choice questions (MCQ), ac power quiz questions and answers to practice as high voltages lead to, answer key help with choices as less power loss, more power loss, high current and high resistance problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning ac power quiz with MCQs to practice test questions with answers.

MCQs on AC Power Quiz PDF Download

MCQ. High voltages lead to

  1. less power loss
  2. more power loss
  3. high current
  4. high resistance

A

MCQ. Average power dissipated in resistor if sinusoidal p.d of peak value 25 V is connected across a 20 Ω resistor is

  1. 15.6 W
  2. 15 W
  3. 16 W
  4. 17 W

A

MCQ. Amount of d.c voltage as compare to Vo is

  1. 50%
  2. 60%
  3. 70%
  4. 80%

C

MCQ. Steady d.c voltage is also known as

  1. square velocity
  2. root mean square velocity
  3. root velocity
  4. velocity

B