250 prompts matching "Thermionic emission and the conditions for it"
Worked example: Calculating the work done in moving a charge
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Exam prep: Cells connected in series and in parallel
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Worked example: Calculating the effective resistance of resistors in series
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Worked example: Calculating the effective resistance of resistors in parallel
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Exam prep: The magnetic effect of an electric current reviewed
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Worked example: Calculating output voltage from the turns ratio
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Exam prep: The models of the atom compared, from Thomson to Bohr
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Worked example: Calculating the mass remaining after a number of half-lives
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Let me explain: The life cycle of a star
I have just studied the life cycle of a star in my SS2 Physics class. Let me explain it ba
Exam prep: The sun as a typical star
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Exam prep: A mixed paper across the whole SS2 Physics syllabus
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Exam timing: Working an SS2 Physics paper against the clock
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Spot my mistake: When light is reflected wholly back inside a denser medium
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Spot my mistake: Connecting an ammeter in parallel by mistake
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Spot my mistake: Adding resistances wrongly in a series problem
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Teach me: What electromagnetic induction is
You are my personal SS2 Physics tutor. Teach me what electromagnetic induction is, using a
Quiz: Faraday's laws of electromagnetic induction
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Teach me: What half-life means
You are my personal SS2 Physics tutor. Teach me what half-life means, using a real Nigeria
Spot my mistake: Assuming a sample decays completely after two half-lives
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Real-life Nigeria: Why house wiring uses parallel connection
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