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Electricity Basics Quiz

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Questions and Answers

According to Ohm's law, what happens to the current if the resistance in a circuit is increased?

The current decreases (correct)

The current becomes zero

The current remains the same

The current increases

Why are metals and electrolyte solutions good conductors of electricity?

Due to high voltage levels

Due to low resistance

Due to low current flow

Due to a large number of free electrons (correct)

What unit is used to measure electrical impedance?

Ampere

Volt

Coulomb

Ohm (correct)

What is the unit used to describe the rate of electron flow?

Ampere Signup and view all the answers

In which situation will a circuit with high resistance have less current flow?

In a circuit with low resistance Signup and view all the answers

What defines the ease with which current flows along a conducting medium?

Conductance Signup and view all the answers

What creates the force known as potential difference or voltage in electricity?

An imbalance in the number of negatively charged electrons Signup and view all the answers

What is the path that an electrical current takes in its simplest form?

From the negative pole (cathode) to the positive pole (anode) Signup and view all the answers

What is the unit of measurement for electric current?

Amps (A) Signup and view all the answers

What is the definition of an electron?

A negatively charged atomic particle Signup and view all the answers

What is the role of an anode in an electrical circuit?

An area of low electron concentration Signup and view all the answers

What is the force resulting from an accumulation of electrons at one point in an electrical circuit?

Voltage Signup and view all the answers