Electric Current Online Assessment

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What is your FIRST name? *

What is your LAST name? *

Who is your physics teacher? *

Schmidt

Tautz

Volkening

What period do you have physics? *

Which of the following are units of current? select all that apply. *

1 punt

coulombs/second

Volts

Joules/coulomb

Joules/second

Amperes

Amps

Verplicht

A current of 30. mA flows through a wire.

Part A: How many coulombs of charge will pass through a cross section of this wire in 4.0 minutes? *

1 punt

7200 C

7.2 C

0.12 C

7.5 C

Part B: how many electrons will pass through a cross section of this wire in 4.0 minutes? *

1 punt

6.3 x 10^18 electrons

1.6 x 10^ -19 electrons

1.2 X 10^ -18 electrons

4.5 x 10^19 electrons

A current flowing to the right in a wire is defined as a positive current. Which direction are the electrons flowing? *

1 punt

right

left

electrons are not flowing - protons are

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