104 prompts matching "A parallel resistance found by adding instead of reciprocals"
Worked example: Calculating the effective resistance of resistors in parallel
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Spot my mistake: Connecting an ammeter in parallel by mistake
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Spot my mistake: The effect of temperature on resistance
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Spot my mistake: Adding resistances wrongly in a series problem
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Spot my mistake: Inverting the reciprocal wrongly in a parallel calculation
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Worked example: Calculating the effective resistance of resistors in series
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Practice set: The classification of stars by colour and temperature
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Spot my mistake: Reflection of sound and the formation of echoes
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Spot my mistake: The variation of g over the earth's surface
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Spot my mistake: The errors most often made in first-term SS2 Physics
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Spot my mistake: The errors most often made in second-term SS2 Physics
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Quiz: Rectilinear propagation and the formation of shadows
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Let me explain: The laws of reflection at a plane mirror
I have just studied the laws of reflection at a plane mirror in my SS2 Physics class. Let
Practice set: Refraction of light and the change of speed between media
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Real-life Nigeria: Dispersion of white light and the spectrum it produces
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Quiz: Defects of vision and the lenses that correct them
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Let me explain: The speed of sound in solids, liquids and gases
I have just studied the speed of sound in solids, liquids and gases in my SS2 Physics clas
Worked example: Calculating the speed of sound from an echo
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Practice set: Pitch, loudness and quality as properties of a musical note
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Exam prep: The frequency, wavelength and amplitude of a sound wave
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