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Write the dimensional formula of resistance.

Important Questions on Current Electricity

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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 12
Emf of a electrolytic cell is independent of nature of electrolyte present.
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 13
Maximum current from cell of emf 10 V and internal resistance 10Ω is
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 15
Why manganin is used as wire bound resistances?
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 16
What are the external conditions on which resistivity of a substance depends?
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 19
Define an electric current.
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 20
What is mobility of free electrons?
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 21
Write the expression for variation of resistivity with temperature.
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Gamma Question Bank for Medical Physics>Chapter 18 - Current Electricity>Assignment>Q 22
Define ohm's law. What is the meaning of ohmic conductors?