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HEC ETC - USAT CS Entry Test - Physics - Current Electricity - Quiz 2

Practice 10 high yield MCQs on Physics from Chapter Current Electricity for USAT CS Entry Test. After submission, get instant results with correct answers and detailed explanations. This is Quiz 2 of the series.

11. What is the relation between conductivity (σ) and resistivity (ρ)?



12. How does resistivity of a conductor change with temperature?



13. What is the voltage across a 5 Ω resistor when 2 A current flows through it?



14. What is the resistance when 24 V produces 6 A current?



15. What is the shape of V-I graph for an ohmic conductor?



16. What is EMF?



17. What is the formula for terminal voltage of a cell?



18. What is the current from a 12 V cell with internal resistance 1 Ω connected to a 5 Ω load?



19. What is the short-circuit current of a cell?



20. When current flows through a cell, terminal voltage is:



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Instructions: Select one answer per question. After submitting, you will see your score, correct answers, and explanations.

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