250 prompts matching "Using Hooke's law on a spring that has already been overstretched"
Worked example: Calculating the effective resistance of resistors in parallel
Act as my SS2 Physics tutor. Show me a full worked example on calculating the effective re
Practice set: Solving a parallel circuit problem from end to end
Act as my SS2 Physics tutor. Give me five practice questions on solving a parallel circuit
Quiz: The fuse and how it protects a circuit
Act as my SS2 Physics tutor and quiz me on the fuse and how it protects a circuit. Ask fiv
Let me explain: Earthing, and why an appliance is earthed
I have just studied earthing, and why an appliance is earthed in my SS2 Physics class. Let
Worked example: Choosing the right fuse rating for an appliance
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Practice set: The circuit breaker and how it works
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Spot my mistake: Overloading a socket, and what follows from it
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Worked example: Calculating an induced electromotive force
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Practice set: The factors affecting the size of an induced e.m.f.
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Exam prep: The a.c. generator and how it works
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Spot my mistake: The d.c. generator and the commutator
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Quiz: Oersted's experiment and what it showed
Act as my SS2 Physics tutor and quiz me on Oersted's experiment and what it showed. Ask fi
Let me explain: The field pattern around a straight wire and around a coil
I have just studied the field pattern around a straight wire and around a coil in my SS2 P
Worked example: The strength of an electromagnet and what affects it
Act as my SS2 Physics tutor. Show me a full worked example on the strength of an electroma
Practice set: The electric bell and how it operates
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Spot my mistake: The moving-coil galvanometer
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Let me explain: Series and parallel circuits reviewed
I have just studied series and parallel circuits reviewed in my SS2 Physics class. Let me
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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Quiz: Fleming's left-hand rule
Act as my SS2 Physics tutor and quiz me on Fleming's left-hand rule. Ask five questions on