GRADE 8- EIM WEEK 3

A device used in geometry, technical drawing, as well as the engineering and construction industries, to measure distances or draw straight lines.

• Micrometer

• Ruler

• Ammeter

• Ohmmeter

The unit of measurement used to measure the amount of electrical current intensity in a circuit.

• Volt     

• Ampere

• Ohm

• Watt

It is used to measure the voltage, resistance and current of a circuit.

• Volt-Ohmmeter

• Micrometer

• Ammeter

• Ohmmeter

It is used to measure current flowing in a conductor, and it is clamp or hanged in a conductor.

• Voltmeter

• Clamp Ammeter

• Test light

• Micrometer

A pocket size tool used to test the line wire or circuit if there is an electric current in it.

• Wire Gauge

•    Micrometer

• Test Light

• Ruler

A Charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance?

• 58 Ohms

• 0.33 Ohms

• 13 Ohms

• 1 Ohm

What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts

• 15 Ohms

• 4 Ohms

• 0.333 Ohms

• 2 Ohms

What is current measured in?

• Ω (Ohms)

• V (Volts)

• A (Amps)

• W (Watts)

What is resistance measured in?

• Ω (Ohms)

• V (Volts)

• A (Amps)

• W (Watts)

DC stands for ____ and is used in batteries.

• Dynamic Current
• Direct Current
• Direct Charge
• Digital Circuit