250 prompts matching "the photoelectric effect"
Practice set: The circuit breaker and how it works
Act as my SS2 Physics tutor. Give me five practice questions on the circuit breaker and ho
Exam prep: Electrical energy, power and the cost of consumption
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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
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
Act as my SS2 Physics tutor. Show me a worked solution on the d.c. generator and the commu
Teach me: The magnetic field produced by an electric current
You are my personal SS2 Physics tutor. Teach me the magnetic field produced by an electric
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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Exam prep: The relay and the telephone earpiece
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Spot my mistake: The moving-coil galvanometer
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Physics at work: The loudspeaker, and how it turns current into sound
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on the loud
Worked example: Electrical safety and the cost of energy reviewed
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Spot my mistake: The errors most often made in second-term SS2 Physics
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Real-life Nigeria: Preparing a revision plan for the SS2 second term
Act as my SS2 Physics tutor. Show me where preparing a revision plan for the SS2 second te
Teach me: The force on a conductor carrying current in a magnetic field
You are my personal SS2 Physics tutor. Teach me the force on a conductor carrying current
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 the force on a current-carrying conductor
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Practice set: The force between two parallel current-carrying conductors
Act as my SS2 Physics tutor. Give me five practice questions on the force between two para