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Electric cooker cables draw more current In the circuit than in the lighting circuit. hence resistance must be very low. The cross-sectional area is inversely proportional to the resistance.
chrispohmomanyi answered the question on October 1, 2017 at 10:14
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Why is Brownian motion only exhibited by small particles?
Date posted: October 1, 2017. Answers (1)
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A student directed a highly charged pointed conductor towards a candle flame. The flame bent. Explain this observation.
Date posted: October 1, 2017. Answers (1)
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State the main energy changes that take place in a filament lamp.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain why nichrome wire is used as a heating element rather than copper.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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State two industrial uses of radioactive substances.
Date posted: October 1, 2017. Answers (1)
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State any two properties of beta radiation
Date posted: October 1, 2017. Answers (1)
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State any two practical uses of a capacitor.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain why Nickel-Chromium alloy is suitably used in electric heating elements.
Date posted: October 1, 2017. Answers (1)
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State advantages of using mercury other than alcohol as a thermometric liquid.
Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Date posted: October 1, 2017. Answers (1)
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Explain why it is dangerous for a diver to stay for long time under deep water.
Date posted: October 1, 2017. Answers (1)