249
Physics Current Electricity Level: High School
Calculate the ratio of the resistance of 22.0 m of aluminum wire 2.5 mm in diameter , to 16.0 m of copper wire 1.8 mm in diameter. Enter the ratio as a decimal
248
Physics Current Electricity Level: High School
A hair dryer draws 8.4 A when plugged into a 1.2 x 10^2 V line .a) What is its resistance ?
b) How much charge passes through it in 15 min ?
247
Physics Current Electricity Level: High School
What voltage will produce 0.30 A of current through a 4.6 x 10^3 resistor ?
246
Physics Current Electricity Level: High School
A current of 2.30 A flows in a wire . How many electrons are flowing past any point in the wire per second ?