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Tutor HuntTest QuestionsPhysics QuestionsYear 10 Physics Questions

 

The National Grid (GCSE Physics)

The following is a GCSE Physics test covering 'The National Grid' from the broader topic Electricity. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

Which equation correctly links power (P), potential difference (V) and current (I)?
What is the main environmental benefit of increasing the proportion of renewable generation connected to the National Grid?
Which of these actions would reduce transmission losses on the National Grid?
Which of the following describes “demand-side response” as used by grid operators?
Which of these is a practical measure to reduce peak demand on the National Grid?
Which statement about electricity trading and interconnectors between countries is correct?
Why do transmission lines in the National Grid use very high voltages for long-distance power transfer?
Which of the following best describes the main purpose of the National Grid in the UK?
Why are underground cables sometimes used instead of overhead lines, despite higher cost?
What role do substations play in the National Grid?
A cable has a resistance of 0.5 O and carries a current of 1000 A. What is the power loss in the cable?