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Induced potential, transformers and the National Grid (physics only) (HT only) answer explanations

Review worked answers and explanations for Induced potential, transformers and the National Grid (physics only) (HT only). Aligned to AQA Gcse Physics.

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A transformer is used in a National Grid substation coil-core situation. The primary coil is connected to 240 V and 5 A. The secondary voltage is 600 V. Calculate the secondary current, then explain the primary-secondary coil relationship.

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