117 prompts matching "Finding refractive index from a pair of measured angles"
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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Worked example: Calculating resistance from voltage and current
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Spot my mistake: The effect of temperature on resistance
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Worked example: Calculating the effective resistance of resistors in series
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Practice set: Solving a series circuit problem from end to end
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Exam prep: The advantages and disadvantages of a series connection
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Worked example: Calculating the effective resistance of resistors in parallel
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Practice set: Solving a parallel circuit problem from end to end
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Teach me: The dangers of electricity in the home
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Exam prep: Electrical energy, power and the cost of consumption
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Spot my mistake: Overloading a socket, and what follows from it
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Let me explain: Lenz's law and the direction of an induced current
I have just studied Lenz's law and the direction of an induced current in my SS2 Physics c
Worked example: The strength of an electromagnet and what affects it
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Worked example: Electrical safety and the cost of energy reviewed
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Exam prep: The magnetic effect of an electric current reviewed
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Spot my mistake: The errors most often made in second-term SS2 Physics
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Let me explain: The factors that determine the size of the force
I have just studied the factors that determine the size of the force in my SS2 Physics cla
Worked example: Calculating output voltage from the turns ratio
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