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![]() | GCSE Physics - Efficiency (Cognito) View |
![]() | GCSE Physics Revision (Freesciencelessons) View |
![]() | GCSE Physics | Power and Efficiency (Minerva Virtual Academy) View |
![]() | GCSE Science: Physics: How to calculate efficiency (five minute physics) View |
![]() | GCSE Physics: Efficiency (GCSE Revision With MFS) View |
![]() | GCSE PHYSICS - ENERGY TRANSFER - LESSON 12 - efficiency (MDR GCSE SCIENCE) View |
![]() | GCSE Physics: Efficiency Exam Questions (GCSE Revision With MFS) View |
![]() | Lesson # 3 Power Energy Transfers and Efficiency | AQA GCSE Physics Combined Science (Science and Math Tutor) View |
![]() | GCSE PHYSICS - ENERGY TRANSFER - LESSON 13 - electrical efficiency (MDR GCSE SCIENCE) View |
![]() | GCSE Physics - How Transformers Work (Cognito) View |