Electric Current and Charge Quiz

What is the main focus of the video tutorial?

• Calculating electric current

• Understanding magnetic fields

• Explaining electric circuits

• Discussing electric fields

What is the definition of an ampere?

• One coulomb of charge per minute

• One coulomb of charge per second

• One volt per second

• One electron per second

If 8 coulombs of charge flow past a point in 2 seconds, what is the current?

• 2 amperes

• 16 amperes

• 4 amperes

• 8 amperes

How many coulombs of charge flow past a point in a circuit with a current of 1.5 amperes in one second?

• 2.0 coulombs

• 1.5 coulombs

• 1.0 coulombs

• 0.5 coulombs

If a wire carries a current of 0.8 amperes, how long does it take for 2.4 coulombs to flow past a point?

• 1 second

• 2 seconds

• 3 seconds

• 4 seconds

A printer draws 150 coulombs of charge in 10 minutes. What is the current flowing through it?

• 0.50 amperes

• 0.25 amperes

• 0.15 amperes

• 1.00 amperes

How long does it take for 3.25 coulombs of charge to flow past a point if the current is 0.55 amperes?

• 8.00 seconds

• 7.00 seconds

• 6.00 seconds

• 5.91 seconds

A car's starter motor draws 50 amperes for 1.5 seconds. How many coulombs of charge does it use?

• 75 coulombs

• 150 coulombs

• 50 coulombs

• 100 coulombs

How many electrons flow past a point in a circuit with a current of 1.65 amperes every second?

• 1.03 x 10^19 electrons

• 1.65 x 10^19 electrons

• 2.00 x 10^19 electrons

• 2.50 x 10^19 electrons

What is the charge of a single electron?

• 1.6 x 10^-19 coulombs

• 1.6 x 10^-18 coulombs

• 1.6 x 10^-17 coulombs

• 1.6 x 10^-16 coulombs