Module 3: Electrical Metering and Measurements

The setting of this multimeter based on the selector is

• Ammeter

• Voltmeter

• Ohmmeter

• Megger

Ammeters should be connected in series

• TRUE

• FALSE

Which of the following is a clamp-meter?

• 
• 
• 
• 

Voltmeters should be connected in parallel and has a very small resistance.

• TRUE

• FALSE

Voltmeter D reading is

• 800V

• 0

• Battery Voltage

• Error

It is an instrument which measures the total resistance between any two points separated by electrical insulation.

• Insulation Resistance Tester

• Voltmeter

• Ammeter

• Ohmmter

The ideal ground resistance value is high.

• FALSE

• TRUE

The resistance of an ammeter is very high.

• TRUE

• FALSE

Factors Affecting the Actual Resistance Values

• temperature

• humidity

• moisture content of the insulation

• All of the above

Which one is not a ground resistance test?

• Dead Earth

• Fall-of-Potential

• Wenner

• Fall-of-Difference