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WorksheetsUnit-2- Multimeter
Total questions: 15
Worksheet time: 8mins
Digital multimeter is used for _________
measuring a.c. and d.c. current, voltage and resistance
measuring a.c. current and voltage
measuring d.c. current and resistance
measuring a.c. voltage and resistance
Output of a digital multimeter is _________
mechanical
optical
electrical
analog
Basic building blocks of digital multimeter are _________
oscillator, amplifier
A/D, attenuator, counter
rectifier, schmitt trigger
diode, op amp
Basic circuit of multimeter consists ________
of a.c. amplifier
of d.c. amplifier
operational amplifier
power amplifier
Electronic multimeter consists of a rectifier.
True
False
Multimeter can be used as an ammeter by ________
connecting series resistances
making use of a transducer
making use of a transformer
connecting shunts
Multimeter can be used for D.C. voltage measurement by ________
connecting series resistances
connecting shunt resistances
connecting star delta resistances
using a switch
What is the initial setting made in a multimeter before it is used for measuring resistance?
fine adjustment
instrument is open circuited
voltage is applied
zero adjustment
Two multimeters A and B have sensitivities of 10 kΩ/V and 30 kΩ/V respectively. Then ..............
Multimeter A is more sensitive
Multimeter B is more sensitive
Both are equally sensitive
None of the above
One of the types of Digitial multimeter:
Fluke
Clamp
Autoranging
All the above
Advantages of Analog Multimeters:
Possibility to carry out measurements at low temperatures down to -30 ° С.
Fast operation with a large amount of measurements, when high precision is not required.
Do not require power consumption from the built-in power supply in the mode of voltage and current measurement.
All the above
12.Advantages of Digital Multimeters:
Maximum possible measurement accuracy
The ability to record measurement results in memory and synchronize with a PC
Instant display of the dynamics of the signal change
Both a and b
A multimeter also known as
multitester
VOM (volt-ohm-milliammeter)
multitester and VOM (volt-ohm-milliammeter)
None of the above
14.A quality general-purpose electronics DMM is generally considered adequate for measurements at signal levels greater than
1μV or 1mA
1V or 1A
1 mV or 1 μA
None of the above
15.Which Multimeter works on the principle of Permanent Magnet Moving Coil(PMMC):
Digital Multimeter
Analog Multimeter
Both a and b
Fluke Multimeter
