501 prompts matching "What electric current is, and how it is measured"
Exam timing: A timed energy and power problem set
Act as my SS3 Physics tutor with WAEC close. Set me a timed run of questions on a timed en
Let me explain: Faraday's laws of electrolysis
I have just studied Faraday's laws of electrolysis in my SS3 Physics class. Let me explain
Practice set: Electrolysis calculations across different cells
Act as my SS3 Physics tutor. Give me five practice questions on electrolysis calculations
Let me explain: Self and mutual inductance
I have just studied self and mutual inductance in my SS3 Physics class. Let me explain it
Worked example: Turns ratio and output voltage of a transformer
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Real-life Nigeria: Step-down transformers on Nigerian distribution poles
Act as my SS3 Physics tutor. Show me where step-down transformers on Nigerian distribution
Teach me: Ferromagnetic, paramagnetic and diamagnetic materials
You are my personal SS3 Physics tutor. Teach me ferromagnetic, paramagnetic and diamagneti
Worked example: Choosing a core material from hysteresis data
Act as my SS3 Physics tutor. Show me a full worked example on choosing a core material fro
Spot my mistake: Choosing a hard magnetic material for a transformer core
Act as my SS3 Physics tutor. Show me a worked solution on choosing a hard magnetic materia
Real-life Nigeria: Neon signs and fluorescent tubes
Act as my SS3 Physics tutor. Show me where neon signs and fluorescent tubes turns up in Ni
Quiz: Total internal reflection as the basis of the fibre
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Let me explain: The structure of a fibre: core, cladding and coating
I have just studied the structure of a fibre: core, cladding and coating in my SS3 Physics
Spot my mistake: Assuming light bends round the fibre rather than reflecting
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Spot my mistake: Treating laser light as simply very bright light
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Real-life Nigeria: Lasers in surgery, printing and barcode scanning
Act as my SS3 Physics tutor. Show me where lasers in surgery, printing and barcode scannin
Let me explain: Checking an equation for dimensional consistency
I have just studied checking an equation for dimensional consistency in my SS3 Physics cla
Practice set: Dimensional problems across mechanics quantities
Act as my SS3 Physics tutor. Give me five practice questions on dimensional problems acros
Spot my mistake: A dimensional check that overlooks a dimensionless constant
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Worked example: Thrust from a stated exhaust speed and mass flow rate
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Spot my mistake: The claim that a rocket pushes against the air
Act as my SS3 Physics tutor. Show me a worked solution on the claim that a rocket pushes a