Unit-2- Multimeter - Assessment

1.

Multiple Choice

30 sec

1 pt

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

2.

Multiple Choice

30 sec

1 pt

Output of a digital multimeter is _________

mechanical

optical

electrical

analog

3.

Multiple Choice

30 sec

1 pt

Basic building blocks of digital multimeter are _________

oscillator, amplifier

A/D, attenuator, counter

rectifier, schmitt trigger

diode, op amp

4.

Multiple Choice

30 sec

1 pt

Basic circuit of multimeter consists ________

of a.c. amplifier

of d.c. amplifier

operational amplifier

power amplifier

5.

Multiple Choice

30 sec

1 pt

Electronic multimeter consists of a rectifier.

True

False

6.

Multiple Choice

30 sec

1 pt

Multimeter can be used as an ammeter by ________

connecting series resistances

making use of a transducer

making use of a transformer

connecting shunts

7.

Multiple Choice

30 sec

1 pt

Multimeter can be used for D.C. voltage measurement by ________

connecting series resistances

connecting shunt resistances

connecting star delta resistances

using a switch

8.

Multiple Choice

30 sec

1 pt

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

9.

Multiple Choice

30 sec

1 pt

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

10.

Multiple Choice

30 sec

1 pt

One of the types of Digitial multimeter:

Fluke

Clamp

Autoranging

All the above

11.

Multiple Choice

30 sec

1 pt

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.

Multiple Choice

30 sec

1 pt

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

13.

Multiple Choice

30 sec

1 pt

A multimeter also known as

multitester

VOM (volt-ohm-milliammeter)

multitester and VOM (volt-ohm-milliammeter)

None of the above

14.

Multiple Choice

30 sec

1 pt

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.

Multiple Choice

30 sec

1 pt

15.Which Multimeter works on the principle of Permanent Magnet Moving Coil(PMMC):

Digital Multimeter

Analog Multimeter

Both a and b

Fluke Multimeter

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