250 prompts matching "The electric motor as an application of the motor effect"
Physics at work: Mobile telephony, satellites and fibre optics
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Quiz: Sound as a longitudinal wave that needs a medium
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Let me explain: Vibration in air columns, in open and closed pipes
I have just studied vibration in air columns, in open and closed pipes in my SS2 Physics c
Quiz: Brownian motion and what it demonstrates
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Spot my mistake: Capillarity, and why liquids rise in narrow tubes
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Real-life Nigeria: Molecular forces at work in Nigerian daily life
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Exam prep: Gravitational potential energy and escape velocity
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Physics at work: Gravity in engineering and in space science
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Quiz: Magnetic and non-magnetic materials
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Worked example: Magnetic induction and how it works
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Spot my mistake: Magnetic screening and how it is achieved
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Practice set: The field around a straight current-carrying wire
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Spot my mistake: Magnetic flux and magnetic flux density
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Practice set: The gravitational field reviewed
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Exam prep: Magnetism and magnetic fields reviewed
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Quiz: Charging by friction, by contact and by induction
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Practice set: Conductors, insulators and semiconductors
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Quiz: Conventional current and electron flow
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Worked example: Calculating charge from current and time
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Exam prep: Current in a metallic conductor and in an electrolyte
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