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AQA A LEVEL PHYSICS UPDATED Actual Exam Questions and CORRECT Answers $7.99   Add to cart

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AQA A LEVEL PHYSICS UPDATED Actual Exam Questions and CORRECT Answers

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AQA A LEVEL PHYSICS UPDATED Actual Exam Questions and CORRECT Answers Electromotive force (emf) - CORRECT ANSWER- Amount of electrical energy produced by a battery/source per 1C of charge Power - CORRECT ANSWER- Rate of transfer of electrical energy to a component per second

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  • October 5, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • AQA A LEVEL PHYSICS
  • AQA A LEVEL PHYSICS
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MGRADES
AQA A LEVEL PHYSICS UPDATED
Actual Exam Questions and CORRECT
Answers
Electromotive force (emf) - CORRECT ANSWER- ✔✔Amount of electrical energy
produced by a battery/source per 1C of charge


Power - CORRECT ANSWER- ✔✔Rate of transfer of electrical energy to a component per
second


Resistance - CORRECT ANSWER- ✔✔Potential difference divided by the current, if the
electrical energy used when a current of 1 Amp moves through a component


Electrical current - CORRECT ANSWER- ✔✔1A of current is defined as 1C of charge
passing a point per second


Potential difference - CORRECT ANSWER- ✔✔Amount of electrical energy converted or
transferred per 1 C of charge between 2 points


Ohm's law - CORRECT ANSWER- ✔✔The current passing through a conductor is directly
proportional to the voltage as long as the physical conditions don't change


Resistivity - CORRECT ANSWER- ✔✔The resistance of a 1m^2 cross section conductor
with a length of 1m


Critical temperature - CORRECT ANSWER- ✔✔The temperature that below which a
superconductor has no resistance and very large currents can pass through with very small
voltage/very small energy losses


Internal resistance - CORRECT ANSWER- ✔✔An electrical source or cell's opposition to
the flow of charge through it, defined as the loss of pd per 1A current when a current passes
through the source/cell

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