Class 9 Online Courses

Class 9 physics Practice Tests

Class 9 Physics Online Tests

Efficiency MCQ Quiz Online PDF Download

The Book Efficiency Multiple Choice Questions (MCQ Quiz) PDF, efficiency MCQs download to study online 9th grade physics certification courses. Solve Work and Energy Multiple Choice Questions and Answers (MCQs), Efficiency quiz answers PDF for school certificate. The eBook Efficiency MCQ App Download: forms of energy, interconversion of energy, potential energy, physics practice questions test prep for free online classes.

The MCQ: The efficiency of a solar cell is PDF, "Efficiency" App Download (Free) with 0.8, 0.35, 0.55, and 0.03 choices for school certificate. Study work and energy quiz questions, download Amazon eBook (Free Sample) for online school courses.

Class 9 Physics: Efficiency MCQs PDF Download

MCQ: the efficiency of a solar cell is

A) 0.8
B) 0.35
C) 0.55
D) 0.03

MCQ: The efficiency of the cyclist when he does 12 J of useful work from every 100 J of food energy he takes is

A) 0.13
B) 0.14
C) 0.12
D) 0.15

MCQ: The ratio of required output to input is called

A) efficiency
B) deficiency
C) loss of energy
D) gain of energy

Practice Tests: Class 9 Physics Exam Prep

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