Earth Return System

What does the wire labeled in the diagram complete in the Insulated Return System?

• The circuit to the positive battery terminal

• The circuit to the negative battery terminal

• The circuit to the light bulb

• The circuit to the switch

The function of the 'Hold' button on a multimeter is to:

• freeze the current reading on the display

• increase the measurement range

• turn off the multimeter

• switch between AC and DC measurements

Which setting on the multimeter is used to measure Volts AC?

• V~

• V-

• A

• Ω

The 'Selector' on a multimeter is used to:

• measure voltage

• measure current

• select the function to be measured

• turn the multimeter on and off

Which port on the multimeter is used for measuring Amps DC?

• 10A

• COM

• VΩmA

• mA

The purpose of the 'Auto range' feature on a multimeter is to:

• Automatically select the appropriate measurement range for the detected signal.

• Manually set the measurement range for the detected signal.

• Turn off the multimeter after a certain period of inactivity.

• Provide a digital readout of the measured value.

Which setting on the multimeter is used to measure Ohms?

• Resistance (Ω)

• Voltage (V)

• Current (A)

• Capacitance (F)

What is the function of the 'Volts DC' setting on a multimeter?

• To measure alternating current voltage

• To measure direct current voltage

• To measure resistance

• To measure alternating current

Which port on the multimeter is labeled as 'Common'?

• COM

• VΩmA

• 10A

• mA

The purpose of the '10A port' on a multimeter is to:

• Measure high current

• Measure voltage

• Measure resistance

• Measure temperature