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The current is split at electrical junctions. The total current entering a junction is equal to the total current exiting a junction. More current passes through the path with least resistance.
1 - parachutist is in plane, they are stationary so according to Newton's first law the forces acting on them (weight downwards and reactionary force upwards) are equal. 2 - parachutist leaves the plane. ...
Transformers are two coils of wire, coiled around each side of an iron core (primary and secondary). The primary coil has a potential difference supplied to it that drives the alternating current through ...
In a system, we can transfer energy from an energy store into one or more useful forms of energy, however this process is not 100% efficient and some energy is wasted as ...
Take the equation W=Fs. We want to make one thing the subject of the equation by clearing away all the stuff we don’t want on that side of the equation. Say we want to find sAnswered by • Physics tutor6677 Views
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