71 prompts matching "Finding peak voltage from a stated r.m.s. mains value"
Worked example: Calculating resistance from voltage and current
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Worked example: Calculating output voltage from the turns ratio
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Quiz: The law of universal gravitation as Newton stated it
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Practice set: The domain theory of magnetism
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Quiz: Ohm's law and how it is stated
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Exam prep: Calculating frequency and wavelength from the wave speed
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Worked example: Calculating the speed of sound from an echo
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Worked example: Calculating charge from current and time
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Quiz: Potential difference, and how it differs from e.m.f.
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Real-life Nigeria: The maintenance and charging of a car battery
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Practice set: Solving a series circuit problem from end to end
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Practice set: Solving a parallel circuit problem from end to end
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Spot my mistake: Overloading a socket, and what follows from it
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Physics at work: The loudspeaker, and how it turns current into sound
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Physics at work: Why electricity is transmitted at high voltage
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Exam prep: The models of the atom compared, from Thomson to Bohr
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Quiz: The decay curve, and reading a half-life from it
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Worked example: Calculating the mass remaining after a number of half-lives
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Quiz: Rectilinear propagation and the formation of shadows
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Practice set: Refraction of light and the change of speed between media
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