390 prompts matching "Assuming a machine can be one hundred per cent efficient"
Let me explain: Why no machine reaches one hundred per cent efficiency
I have just studied why no machine reaches one hundred per cent efficiency in my SS3 Physi
Worked example: Calculating percentage error from repeated readings
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Worked example: The speed of sound from a resonance tube experiment
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Quiz: The resonance tube experiment for the speed of sound
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Spot my mistake: Assuming light bends round the fibre rather than reflecting
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Real-life Nigeria: Neon signs and fluorescent tubes
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Worked example: The period of a satellite at a stated orbital radius
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Worked example: A half-life calculation over several periods
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Worked example: A full past-paper question worked to examiner standard
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Worked example: The period of a simple pendulum from its length
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Worked example: Young's modulus calculated from experimental data
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Worked example: The cost of running an appliance for a stated period
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Teach me: Pulling the magnetic field topics into one picture
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Spot my mistake: Misreading a trace by ignoring the volts-per-division setting
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Teach me: How X-rays are produced in an X-ray tube
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Quiz: The properties of X-rays
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Worked example: The minimum wavelength from a stated tube voltage
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Teach me: Reading a vernier calliper and a micrometer screw gauge
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Spot my mistake: A results table with inconsistent significant figures
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Teach me: The simple pendulum experiment and what it determines
You are my personal SS3 Physics tutor. Teach me the simple pendulum experiment and what it