Efficiency: O Level Physics MCQ App – IGCSE O Level Physics e-Book PDF

IGCSE O Level Physics MCQs (O Level) From Textbook

IGCSE O Level Physics MCQs – Mock Test 10

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The Efficiency O Level Physics Multiple Choice Questions (MCQ) with Answers PDF (Efficiency O Level Physics MCQs PDF e-Book) download Ch. 2-10 to learn IGCSE O Level Physics Practice Tests. Study Energy, Work and Power quiz answers PDF, Efficiency O Level Physics Multiple Choice Questions (MCQ Quiz) for online degree programs. Free Efficiency: O Level Physics MCQ App – Download IGCSE O Level Physics App to learn efficiency: o level physics, density: o level physics, condensation: o level physics, introduction to sound test prep to study online certificate courses.

The MCQ: In a typical power station, amid a series of energy transfers and conversions, about 70% of the energy input gets wasted in the form of thermal energy, the efficiency of such a power station is about; "Efficiency: O Level Physics MCQ" App (Android, iOS) with answers: 0.4, 0.3, 1, and 0.7 for online schools that offer certificate programs. Practice Energy, Work and Power Questions and Answers, Google Book to download free chapter for online degree programs.

Efficiency: O Level Physics MCQ – Mock Test 10 PDF Download

MCQ 46: In a typical power station, amid a series of energy transfers and conversions, about 70% of the energy input gets wasted in the form of thermal energy, the efficiency of such a power station is about:

  1. 0.3
  2. 0.4
  3. 0.7
  4. 1

MCQ 47: Mass of oil is 11040 kg and the volume is 12 m³, its density would be:

  1. 92 kg m-3
  2. 920 kg m-3
  3. 9.2 kg m-3
  4. 1.08 × 10-3

MCQ 48: When the state is being changed from gas to liquid through the process of condensation, the temperature:

  1. increases
  2. decreases
  3. remains constant
  4. may increase or decrease

MCQ 49: Sound passes from one place to another in the form of:

  1. rays
  2. waves
  3. energy
  4. light

MCQ 50: If a cup of tea at 50 °C is allowed to cool to room temperature, heat released would be (assume room temperature to be equal to 25 °C and heat capacity of the cup and tea to be = 5.0 kJ ⁄ K):

  1. 25 kJ
  2. 50 kJ
  3. 125 kJ
  4. 250 kJ

IGCSE O Level Physics MCQ App & eBook – Efficiency: O Level Physics Study Material

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