LO2: Carry out measurements and calculations

1. Which of the following refers to a set of units that can be used to specify anything that can be measured?

• English system 

• System of measurements

• Metric system

• Metric units

2. 2. Which electrical instrument is used to measure voltage, resistance, and current?

• Ohmmeter

• Parameter

• Resistance 

• Multi-tester

3. Which part of a multi-tester is used to zero-in the pointer before measuring resistance?

• Zero-ohm adjusting knob

• Adjustment screw

• Pointer

• Range selector knob

4. Which metric system is used for measuring larger distances?

• Centimeters

• Decimeters

• Millimeters

• Meters

5. Which parts of a multi-tester are mechanically connected to the moving coil?

• Pointer

• Scale

• Selector switch

• Test probe positive, negative

 6. Which system of measurement exists in several variations with different choices of base units?

• System of measurement

• Metric units

• Metric system

• English system

7. Which part of a multi-tester is a series of markings used for reading the value of a quantity?

• Pointer

• Scale

• Selector switch

• Selector switch

8. Which of the following statements is not proper care and maintenance for a multi-tester?

• Never drop the tester.

• Read the manual instructions.

• 1. Be sure that the tester is set to the correct range setting.

• Do not check the condition of its battery.

9. Which type of units are widely used around the world for personal, commercial, and scientific purposes?

• Systematic units

• English system

• Metric units

• Metric system

10. Which part of a multi-tester makes it possible to adjust the pointer to the zero position of the scale?

• Adjustments screw

• Selector switch

• Range selector knob

• 1. Zero-ohm adjusting knob