250 prompts matching "Why Nigerian mains is quoted as 220 volts"
Physics at work: Why electricity is transmitted at high voltage
Act as my SS2 Physics tutor. Explain which Nigerian jobs and industries depend on why elec
Real-life Nigeria: Why the earth is able to support life
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Real-life Nigeria: Radio and television broadcasting in Nigeria
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Spot my mistake: Capillarity, and why liquids rise in narrow tubes
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Practice set: The domain theory of magnetism
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Teach me: What electric current is, and how it is measured
You are my personal SS2 Physics tutor. Teach me what electric current is, and how it is me
Let me explain: The voltmeter and how it is connected
I have just studied the voltmeter and how it is connected in my SS2 Physics class. Let me
Practice set: Internal resistance and the lost volts
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Worked example: Calculating resistance from voltage and current
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Let me explain: Earthing, and why an appliance is earthed
I have just studied earthing, and why an appliance is earthed in my SS2 Physics class. Let
Teach me: What a transformer does, and why it is needed
You are my personal SS2 Physics tutor. Teach me what a transformer does, and why it is nee
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: Radioisotopes in Nigerian medicine and agriculture
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Exam prep: Noise and the effect it has on health
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Physics at work: Sound in Nigerian music, broadcasting and building design
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Practice set: Acceleration due to gravity and how it is measured
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Real-life Nigeria: Measuring the current in a Nigerian household circuit
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Exam prep: Measuring resistance with a metre bridge or a potentiometer
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Let me explain: Atomic number, mass number and isotopes
I have just studied atomic number, mass number and isotopes in my SS2 Physics class. Let m
Worked example: Calculating the mass remaining after a number of half-lives
Act as my SS2 Physics tutor. Show me a full worked example on calculating the mass remaini