486 prompts matching "Transformer energy losses and how they are reduced"
Spot my mistake: Pairing forces acting on the same body as action and reaction
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Physics at work: Dynamics in vehicle and machine design
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Exam prep: Collisions in one dimension, elastic and inelastic
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Real-life Nigeria: Crumple zones and safety in Nigerian vehicles
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Physics at work: Momentum in sport and in engineering
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Worked example: Calculating the efficiency of an energy transfer
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Real-life Nigeria: Solar energy in Nigerian homes
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Teach me: What a machine is, and what it does
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Practice set: The pulley system and its velocity ratio
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Exam prep: The inclined plane, the screw, and the wheel and axle
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Real-life Nigeria: Simple machines on Nigerian farms and in workshops
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Physics at work: Machine design and maintenance as work
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Physics at work: Refrigeration and air conditioning as trades
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Teach me: Why matter expands when it is heated
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Practice set: Cubic expansivity and superficial expansivity
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Exam prep: The anomalous behaviour of water between zero and four degrees
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Real-life Nigeria: Expansion gaps in Nigerian bridges and railways
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Practice set: Radiation, and the surfaces that emit and absorb best
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Physics at work: Insulation and building design in Nigeria
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Practice set: Stable, unstable and neutral equilibrium
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