#1
Which instrument is used to measure electrical resistance?
Voltmeter
Ammeter
Ohmmeter
Wattmeter
#2
What is the SI unit of electric current?
#3
Which instrument is used to measure the power consumption of an electrical appliance?
Ammeter
Wattmeter
Voltmeter
Ohmmeter
#4
Which of the following is used to protect electrical circuits from overcurrent?
Fuse
Resistor
Capacitor
Inductor
#5
Which of the following is NOT a type of electrical test equipment?
Oscilloscope
Multimeter
Thermometer
Megger
#6
Which of the following is not a type of multimeter?
Analog multimeter
Digital multimeter
Cathode-ray oscilloscope
Clamp meter
#7
What does an oscilloscope measure?
Voltage
Current
Resistance
Frequency
#8
What is the function of a continuity tester?
Measuring voltage
Testing for open circuits
Measuring resistance
Measuring current
#9
What is the purpose of a function generator?
To measure voltage
To generate electrical signals
To measure current
To measure resistance
#10
What does a tachometer measure?
Temperature
Voltage
Speed
Resistance
#11
What is the purpose of a megger?
To measure current
To measure voltage
To test insulation resistance
To measure power factor
#12
What does a phase sequence indicator determine?
Voltage levels
Frequency
Phase rotation
Power factor
#13
Which instrument is used to detect the presence of an electric field?
Ohmmeter
Ammeter
Spectrum analyzer
Field strength meter
#14
What is the primary application of a hipot tester?
To measure voltage
To test insulation strength
To measure current
To measure resistance
#15
What is the primary function of a relay tester?
To measure voltage
To test relay operation
To measure current
To measure resistance