250 prompts matching "Thermionic emission and the conditions for it"
Quiz: Potential difference, and how it differs from e.m.f.
Act as my SS2 Physics tutor and quiz me on potential difference, and how it differs from e
Real-life Nigeria: The maintenance and charging of a car battery
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Teach me: What resistance is, and what it depends on
You are my personal SS2 Physics tutor. Teach me what resistance is, and what it depends on
Quiz: Ohm's law and how it is stated
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Real-life Nigeria: Resistors and rheostats in practical circuits
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Teach me: The dangers of electricity in the home
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Spot my mistake: Overloading a socket, and what follows from it
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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
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Teach me: Electric charge, current and electromotive force reviewed
You are my personal SS2 Physics tutor. Teach me electric charge, current and electromotive
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: Step-up and step-down transformers
I have just studied step-up and step-down transformers in my SS2 Physics class. Let me exp
Teach me: What radioactivity is, and why some nuclei are unstable
You are my personal SS2 Physics tutor. Teach me what radioactivity is, and why some nuclei
Real-life Nigeria: The hazards of radiation and the precautions taken against them
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Spot my mistake: The greenhouse effect and the ozone layer
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Real-life Nigeria: Eclipses of the sun and of the moon explained
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Teach me: What a star is, and how it produces its energy
You are my personal SS2 Physics tutor. Teach me what a star is, and how it produces its en
Spot my mistake: White dwarfs, neutron stars and black holes
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Teach me: What a galaxy is, and what the Milky Way is
You are my personal SS2 Physics tutor. Teach me what a galaxy is, and what the Milky Way i
Quiz: The scale of the universe and the light year
Act as my SS2 Physics tutor and quiz me on the scale of the universe and the light year. A