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2 Electricity

2 Electricity

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Question 1
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An industrial induction furnace uses high-power electromagnetic coils to melt metal scrap.

a.

Write down the equation which links charge flow (QQQ), current (III), and time (ttt).

[1]
b.

During a specific heating cycle, the furnace system delivers a steady current of 8,500 A8,500\text{ A}8,500 A to the coils for a duration of 14 minutes14\text{ minutes}14 minutes. Calculate the charge flow during this cycle.

[2]
c.

State the correct SI unit for charge flow from the following choices:

  • coulombs
  • ohms
  • watts
[1]
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2 Electricity Questions

  1. GCSE
  2. /Physics
  3. /2 Electricity

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