235 prompts matching "Image position and magnification for a stated object distance"
Exam prep: The simple d.c. motor and how it turns
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Real-life Nigeria: Transformers in Nigeria's power transmission network
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Let me explain: Atomic number, mass number and isotopes
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Worked example: Writing the nuclide notation for a given atom
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Let me explain: The penetrating and ionising power of each radiation
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Exam prep: The cloud chamber and the photographic plate as detectors
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Let me explain: The random nature of radioactive decay
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Exam prep: Carbon dating and how it works
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Physics at work: Nuclear energy, its uses and its dangers
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Let me explain: The earth's magnetic field and what causes it
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Worked example: The rotation and the revolution of the earth
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Exam prep: The earth's gravitational field and its effects
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Exam prep: The origin of the solar system and the theories about it
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Physics at work: Space exploration and Nigeria's satellite programme
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Worked example: The luminosity and the brightness of a star
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Physics at work: Astronomy as a field of study and of work
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Let me explain: The expanding universe and red shift
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Worked example: Calculating a distance in light years
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Let me explain: The nuclear atom and radioactivity reviewed
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Worked example: The earth and the solar system reviewed
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