PHYS 219 Recitation Quiz Kevin Ralphs Week 3. Quiz Question 1 A wire has a diameter of 1.0 mm and a length of 30 m, and is found to have a resistance.

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Presentation transcript:

PHYS 219 Recitation Quiz Kevin Ralphs Week 3

Quiz Question 1 A wire has a diameter of 1.0 mm and a length of 30 m, and is found to have a resistance of 1.2 Ω. What is the resistivity of the wire? a)31.4 nΩ∙m b)126 nΩ∙m c)115 MΩ∙m d)45.8 MΩ∙m

Quiz Question 2 A 14.4-V battery for a cordless drill can supply 2.0 A of current. If the drill is continuously operated for 5 min, what is the total charge passing through the battery? What total amount of work does the battery do on the charge during these 5 min? a)600 C; 8.64 kJ b)10 C; 144 J c)600C; 144 J d)10 C; 8.64 kJ

Quiz Question 3