Which of the following is the unit of electric current?

• Volt

• Ohm

• Ampere

• Watt

Which of the following terms is used to describe electrical resistance?

• Coulomb

• Farad

• Ohm

• Joule

What is the SI unit of charge?

• Volt

• Coulomb

• Ampere

• Farad

What does the unit 'Watt' measure?

• Power

• Resistance

• Energy

• Voltage

Ohm's law states that:

• Voltage is inversely proportional to resistance

• Voltage is directly proportional to current

• Power is equal to voltage multiplied by current

• Current is directly proportional to resistance

Kirchhoff's current law (KCL) states that:

• The sum of the currents entering a node equals the sum of the currents leaving the node

• The sum of voltages in a closed loop equals zero

• Power consumed in a circuit is equal to power generated

• The voltage across any resistor is equal to the current through it times the resistance

In a series circuit, the total resistance is:

• The sum of individual resistances

• The reciprocal of the sum of individual resistances

• The difference between the largest and smallest resistances

• None of the above

A parallel circuit is defined by:

• Having the same current in all branches

• Having the same voltage across all branches

• Having resistance only in one branch

• None of the above

The unit for measuring electrical power is:

• Volt

• Ampere

• Watt

• Coulomb

What happens to the total current in a parallel circuit as more branches are added?

• It increases

• It decreases

• It stays the same

• It becomes zero