G8 STEM Q4 Lesson Recap 2024

Ohm’s law is expressed as _____________.

• V=IR
• V=CR
• V=AO
• None of above

Two resistors are in series when they ________________.

• are connected one after another
• are connected to the same node
• are connected to the same branch
• none of the above

Using two resistors in series connection will decrease the flow of current making the LED glows _______.

• Less
• Brighter
• LED will not light up
• None of the above

It opposes the flow of electrical current.

• battery
• resistor
• bulb
• motor

It is created by the movement of electrons or charge.

• voltage
• current/electric energy/electricity
• resistance
• none of the above

The total voltage in a series connection is equivalent to ___________.

• total voltage
• sum of the voltage drop in each resistor
• reciprocal of total voltage
• none of the above

It is always connected across the component (example, LED or resistor) whose voltage we are measuring.

• voltmeter
• ammeter
• meter
• thermometer

The voltage for the resistor 2k ohms in the circuit below is equivalent to ___________.

• 9 volts
• 6.9 volts
• 13 volts
• 4.5 volts

Which is a parallel circuit below?

• e
• a
• b
• c
• d

What type of circuit configuration is circuit below?

• series
• parallel
• series - parallel
• none of the above