Class 9 Physics MCQs – Practice Test for Exam Prep

Efficiency Multiple Choice Questions and Answers PDF

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The "Efficiency MCQ" App Download: The efficiency of a solar cell is; MCQ with answers: 0.8, 0.35, 0.55, and 0.03. Solve Work and Energy Quiz Questions, download Apple Book (Free Chapter) to maximize online academic growth.

Efficiency MCQs with Answers PDF Download – Exam Test

with Answers

MCQ 1: The efficiency of a solar cell is:

0.8
0.35
0.55
0.03

MCQ 2: The efficiency of the cyclist when he does 12 J of useful work from every 100 J of food energy he takes is:

0.13
0.14
0.12
0.15

MCQ 3: The ratio of required output to input is called:

efficiency
deficiency
loss of energy
gain of energy

Class 9 Physics MCQs App & e-Book – Efficiency Practice Tests

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