501 prompts matching "Quiz: Optical instruments and the electromagnetic spectrum reviewed"
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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Spot my mistake: A transformer calculation with the ratio inverted
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Teach me: Ferromagnetic, paramagnetic and diamagnetic materials
You are my personal SS3 Physics tutor. Teach me ferromagnetic, paramagnetic and diamagneti
Practice set: Problems on magnetisation and demagnetisation
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Real-life Nigeria: Magnets in loudspeakers and electric generators
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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
Practice set: Problems on signal loss and fibre geometry
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WAEC prep: The advantages of fibre over copper cable
Act as a WAEC Physics examiner. I am in SS 3. Set me five exam-style questions on the adva
Spot my mistake: Assuming light bends round the fibre rather than reflecting
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Let me explain: Coherence, monochromaticity and collimation
I have just studied coherence, monochromaticity and collimation in my SS3 Physics class. L
Practice set: Problems on laser output and photon count
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Real-life Nigeria: Lasers in surgery, printing and barcode scanning
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Physics at work: Laser and photonics work
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Physics at work: Engineering calculation and quality control
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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
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Real-life Nigeria: Nigeria's satellite launches and space agency work
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Spot my mistake: The subject combinations an engineering course in Nigeria requires
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Worked example: Calculating the flux density at a point near a long straight wire
Act as my SS3 Physics tutor. Show me a full worked example on calculating the flux density