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Q. A 12.0 g conducting rod oflength 1.30 m is free to slide downward between two vertical railswithout friction. The rails are connected to an 8.00 resistor, and the entire apparatus is placed ina 0.560 T uniform magneticfield. Ignore the resistance of the rod and rails.

what is the terminal velocity of the rod?

Q. A parallel-plate capacitor has an area of 5.15 cm2, and the plates are separated by 1.05 mm with air between them. It stores a charge of 337 pC. What is the potential difference across the plates of the capacitor?

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