105 prompts matching "Explaining a described charging situation"
Let me explain: Why a.c. is described by an r.m.s. rather than an average value
I have just studied why a.c. is described by an r.m.s. rather than an average value in my
Spot my mistake: Explaining a convection effect as conduction
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Worked example: Calculating the flux density at a point near a long straight wire
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Real-life Nigeria: The magnetic field in an electric bell and a relay
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Worked example: Calculating the force on a conductor placed at an angle to a field
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Real-life Nigeria: The electric motor as an application of the motor effect
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Worked example: Finding peak voltage from a stated r.m.s. mains value
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Real-life Nigeria: Why Nigerian mains is quoted as 220 volts
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Worked example: Impedance of a series RLC circuit from given values
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Real-life Nigeria: Tuning a radio receiver as an application of resonance
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Worked example: The energy of a photon emitted in a stated transition
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Real-life Nigeria: The sodium street lamp and the light it emits
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Worked example: Einstein's photoelectric equation applied to given data
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Real-life Nigeria: Photocells in automatic doors and light meters
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Worked example: The de Broglie wavelength of an electron at a stated speed
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Real-life Nigeria: The electron microscope and why it outresolves a light one
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Worked example: Reading a resistor colour code and checking it
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Real-life Nigeria: Electronics in Nigerian phone repair workshops
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Worked example: The period of a satellite at a stated orbital radius
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Real-life Nigeria: NigComSat and satellite services in Nigeria
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