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Showing 8131–8160 of 12584 guides
History
Monarchy and Democracy in Britain c.1000 to 2014 (J410/09) - c.1800–2014:…
OCRGCSE
J410
Combined Science
Power: P = E / t
AQAGCSE
8464
Combined Science
Power: P = I² R
AQAGCSE
8464
Combined Science
Power: P = V I
AQAGCSE
8464
Combined Science
Power: P = W / t
AQAGCSE
8464
Combined Science
Power: potential difference, V, in volts, V
AQAGCSE
8464
Combined Science
Power: power = current ² × resistance
AQAGCSE
8464
Combined Science
Power: power = energy transferred / time
AQAGCSE
8464
Combined Science
Power: power = potential difference × current
AQAGCSE
8464
Combined Science
Power: power = work done / time
AQAGCSE
8464
Physics
Power is defined as the rate at which energy is transferred or the rate at…
AQAGCSE
8463
Combined Science
Power is defined as the rate at which energy is transferred or the rate at…
AQAGCSE
8464
Combined Science
Power: power, P, in watts, W
AQAGCSE
8464
Combined Science
Power: resistance, R, in ohms, Ω
AQAGCSE
8464
Combined Science
Students should be able to explain how the power transfer in any circuit…
AQAGCSE
8464
Physics
Students should be able to explain how the power transfer in any circuit…
AQAGCSE
8463
Physics
Students should be able to give examples that illustrate the definition of…
AQAGCSE
8463
Combined Science
Students should be able to give examples that illustrate the definition of…
AQAGCSE
8464
Combined Science
Power: time, t, in seconds, s
AQAGCSE
8464
Combined Science
Power: work done, W, in joules, J
AQAGCSE
8464
Physics
Apply: potential difference across primary coil (V) × current in primary…
OCRGCSE
J249
Physics
Describe the main energy sources available for use on Earth, compare the…
OCRGCSE
J249
Physics
Explain that a live wire may be dangerous even when a switch in a mains…
OCRGCSE
J249
Physics
Explain the difference between direct and alternating voltage
OCRGCSE
J249
Physics
Link the potential differences and numbers of turns of a transformer to…
OCRGCSE
J249
Physics
Recall that step-up and step-down transformers are used to change the…
OCRGCSE
J249
Physics
Recall that the domestic supply in the UK is a.c. at 50 Hz and about 230…
OCRGCSE
J249
Physics
Recall that, in the national grid, electrical power is transferred at high…
OCRGCSE
J249
Physics
Recall the differences in function between the live, neutral and earth…
OCRGCSE
J249
Mathematics
Powers and roots
OCRGCSE
J560
Unlock the power of numbers! This guide demystifies powers and roots for your OCR GCSE Maths exam, showing you how to master index laws and tackle complex calculations with confidence. From basic squares to tricky fractional indices, we'll equip you with the techniques to secure every last mark.
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