Sub-topic 1
2024 · National Preliminary
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Resistance of a wire from resistivity, length and cross-sectional area
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Sub-topic 2
2026 · National Preliminary
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Resistance of a wire from resistivity, length and cross-sectional area
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Sub-topic 3
2025 · National Preliminary
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Resistance of a wire from resistivity, length and cross-sectional area
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Sub-topic 4
2026 · National Quarterfinal
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Kirchhoff's current law as a statement of conservation of charge
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Sub-topic 5
2003 · National Semifinal
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Current drawn from a resistive heater's power rating and resistance
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Sub-topic 6
2012 · National Preliminary
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Ranking common materials by electrical resistivity
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Sub-topic 7
2013 · National Preliminary
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Average current from power delivered and voltage of a heater
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Sub-topic 8
2016 · National One-Eighth
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Maximum safe voltage across a resistor from its power rating and resistance
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Sub-topic 9
2021 · National Preliminary
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Resistance of a resistor from its dissipated power and current, $R = \dfrac{P}{I^2}$
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Sub-topic 10
2023 · National Preliminary
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Finding resistance from power and voltage, $R = \dfrac{V^2}{P}$
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Sub-topic 11
2023 · National Preliminary
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Pressure is the physical quantity whose si unit is the pascal
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