# Electrical measurements/Electrical Measurement MCQ Question Set 16 Sample Test,Sample questions

## Question: ` Capacitance can be varied in ____`

1.10 ways

2.6 ways

3.2 ways

4.4 ways

Posted Date:-2022-05-09 14:12:59

## Question: ` Capacitive pressure transducer uses distance of separation for sensing the capacitance.`

1.True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:13:27

## Question: ` Commonly used photoemissive material is _______`

1. gold

2.opium

3. tellurium

4.cesium-antimony

Posted Date:-2022-05-12 06:50:34

## Question: ` Diaphragms in a pressure sensor are of _____`

1.2 types

2. 5 types

3.10 types

4. 20 types

Posted Date:-2022-05-09 14:02:18

## Question: ` If two different metals are joined forming a closed circuit an electric current flows.`

1. True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:23:40

## Question: ` In general how many pressure sensitive devices are there?`

1.6

2.20

3. 10

4.4

Posted Date:-2022-05-09 14:01:42

## Question: ` In kitchen applications a piezoelectric crystal is used for _____`

1. skimming milk

2. lighting a gas stove

3. grinding

4. mixing

Posted Date:-2022-05-12 06:46:57

## Question: ` Output of electrical transducer is ____`

1. inversely proportional to displacement

2.proportional to square of displacement

3.proportional to displacement

4.constant

Posted Date:-2022-05-09 14:01:08

## Question: ` Photoelectric transducers consist of _______`

1. 1 transducer

2.3 transducers

3.5 transducers

4.10 transducers

Posted Date:-2022-05-12 06:49:42

## Question: ` Reluctance of a coil is given by which of the following relation?`

1. S = 1â„A

2.S = 1â„Î¼

3. S = aâ„Î¼A

4. S = 1â„Î¼A

Posted Date:-2022-05-09 14:07:44

## Question: ` Self-inductance depends on ______`

1.permeability

2.permittivity

3.plankâ€™s constant

4.rydberg constant

Posted Date:-2022-05-09 14:08:13

## Question: ` What is the relation between capacitance and input impedance?`

1. directly proportional

2.constant

3.proportional to square

4.inversely proportional

Posted Date:-2022-05-09 14:16:24

## Question: `A capacitive transducer works on the principle of ______`

1.inductance

2.capacitance

3. resistance

4.reluctance

Posted Date:-2022-05-09 14:12:31

## Question: `A piezoelectric transducer has a _____`

1.very high sensitivity

2.low sensitivity

3. high sensitivity

4.zero sensitivity

Posted Date:-2022-05-12 06:47:24

## Question: `A piezoelectric transducer is used as an ignition source for a cigarette.`

1. True

2. False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-12 06:47:42

## Question: `A quartz crystal is _______`

1.a chemical transducer

2.a photoelectric transducer

3.not a self-generating transducer

4. a self-generating transducer

Posted Date:-2022-05-12 06:48:26

## Question: `An inductive transducer measures the variation in _____`

1.reluctance

2.resistance

3.capacitance

4.self-inductance

Posted Date:-2022-05-09 14:10:55

## Question: `Based on self-inductance of a coil, how many types of inductive transducers are available?`

1.5

2.10

3.4

4.20

Posted Date:-2022-05-09 14:09:07

## Question: `Bellows have 5 to 20 convolutions.`

1. True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:04:42

## Question: `Bourdon tubes are ____`

1.very highly sensitive to shock

2.not sensitive to shock

3.less sensitive to shock

4.more sensitive to shock

Posted Date:-2022-05-09 14:03:42

## Question: `Capacitive transducer displays ____`

1. linear behaviour

2. non-linear behaviour

3.exponential behaviour

4.tangential behaviour

Posted Date:-2022-05-09 14:14:00

## Question: `Capsule type of pressure sensor consists of ______`

1.6 dissimilar diaphragms

2.4 identical diaphragms

3. 2 identical diaphragms

4.8 dissimilar diaphragms

Posted Date:-2022-05-09 14:03:03

## Question: `Chromel-constantan thermopile consists of 25 thermocouples.`

1.True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:22:34

## Question: `Commonly used thermoelectric transducer is _____`

1. thermometer

2.thermocouple

3. linear variable differential transducer

4.loud speaker

Posted Date:-2022-05-09 14:19:52

## Question: `Composite capacitance consists of _________`

1. one dielectric medium

2.more than one dielectric medium

3.five dielectric media

4. ten dielectric media

Posted Date:-2022-05-09 14:16:59

## Question: `For accurate temperature measurement in a thermocouple the _____`

1.cold compensation is needed

2.hot compensation is needed

3. no compensation is needed

4. hot and cold compensations are needed

Posted Date:-2022-05-09 14:24:47

## Question: `Frequency response of capacitive transducers is ____`

1.high

2.medium

3.low

4.zero

Posted Date:-2022-05-09 14:14:25

## Question: `In an eddy current transducer output depends on the variation in the eddy current.`

1.True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:10:04

## Question: `Inductive transducer is used for the measurement of physical quantities.`

1.True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:11:18

## Question: `Microphone converts light into heat.`

1. True

2. False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-12 06:48:01

## Question: `Most suitable material for a thermocouple is ______`

1.brass

2.gold

3.platinum

4.silver

Posted Date:-2022-05-09 14:23:21

## Question: `Mutual inductance depends on ______`

1.self-inductance

2.self-inductance and coefficient of coupling

3.coefficient of coupling

4.permittivity of air

Posted Date:-2022-05-09 14:06:20

## Question: `Optical radiations involve ______`

1.optoelectric devices

2.biological devices

3.mechanical devices

4. chemical devices

Posted Date:-2022-05-12 06:49:15

## Question: `Photoconductive transducers produce output ______`

1.due to change in inductance

2.due to change in light

3. due to change in resistance

4.due to change in temperature

Posted Date:-2022-05-12 06:50:08

## Question: `Piezoelectric crystals produce ________`

1.no voltage

2.low voltage

3. high voltage

4.very high voltage

Posted Date:-2022-05-09 14:26:45

## Question: `Piezoelectric crystals _______`

1. float on water

2.dissolve in water

3.are not soluble in water

4. absorb water

Posted Date:-2022-05-09 14:26:13

## Question: `Piezoelectric transducer is used for measuring ________`

1.non-electrical quantities

2.electrical quantities

3.chemical quantities

4.any quantity

Posted Date:-2022-05-09 14:25:47

## Question: `Pressure is the _____`

1. force per unit area

2.mass per unit area

3.force per unit volume

4. mass per unit volume

Posted Date:-2022-05-09 14:00:17

## Question: `Pressure measurement devices make use of _____`

1. non-elastic member

2.elastic member

3. bendable member

4.non-bendable member

Posted Date:-2022-05-09 14:00:40

## Question: `Self-inductance of an inductor is given by _____`

1.L = Nâ„S

2. L = 1â„S

3. L = N2â„S

4. L = N2

Posted Date:-2022-05-09 14:07:01

## Question: `Sensitivity in a capsule is increased ______`

1.through parallel connection of capsules

2.through series connection of capsules

3.through series and parallel connection of capsules

4.by not connecting them at all

Posted Date:-2022-05-09 14:05:32

## Question: `Temperature is the only consideration while selecting a diaphragm.`

1.True

2.False

3.all of the above

4.None of the mentioned

Posted Date:-2022-05-09 14:02:39

## Question: `The algebraic sum of e.m.f.s in a circuit containing thermocouples is ______`

1. infinite

2.hundred

3. zero

4.ten

Posted Date:-2022-05-09 14:20:14

## Question: `Thermocouple must provide _____`

1.small thermo e.m.f

2.sufficient thermo e.m.f

3.no thermo e.m.f

4.infinite thermo e.m.f

Posted Date:-2022-05-09 14:22:58

## Question: `Thermoelectric transducer is a _____`

1.temperature transducer

2.pressure transducer

3.inductive transducer

4.capacitive transducer

Posted Date:-2022-05-09 14:19:26

## Question: `What is a thermopile?`

1. single thermocouple

2.series-parallel connection of thermocouples

3.parallel connection of thermocouples

4.series of thermocouples

Posted Date:-2022-05-09 14:21:58

## Question: `What is the relation between capacitance and output impedance?`

1.proportional to square

2.constant

3.directly proportional

4.inversely proportional

Posted Date:-2022-05-09 14:15:55

## Question: `What is the relation between the self-inductance and the reluctance of a coil?`

1.directly proportional

2.inversely proportional

3. no relation

4.constant

Posted Date:-2022-05-09 14:08:43

## Question: `When a compressive force is applied to a quartz crystal then ________`

1.positive charges are induced

2.negative charges are induced

3. no charge is induced

4.both positive and negative charges are induced

Posted Date:-2022-05-12 06:46:26

## Question: `Which of the following should satisfy for measuring higher temperatures using a thermocouple?`

1. no wire is required

2.wire must be small

3.wire must be thin

4. wire must be heavy

Posted Date:-2022-05-09 14:24:10

## More MCQS

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