Electrical Measurement and Measuring Instruments (3160915) MCQs

MCQs of Display devices

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1.

Null type recorders are

(a)

bridge recorders.
(b)

LVDT recorders.
(c)

potentiometric recorders.
(d)

any one of the above.
Answer:

Option (c)

2.

Which of the following is the measurement range of digital voltmeter?

(a)

1V to 1KV
(b)

1V to 1MV
(c)

1KV to 1MV
(d)

100 KV to 100MV
Answer:

Option (b)

3.

How many types of graphic recorders are there?

(a)

five
(b)

ten
(c)

three
(d)

one
Answer:

Option (c)

4.

Recorder is a ________

(a)

measuring instrument
(b)

voltage source
(c)

current divider
(d)

musical tool
Answer:

Option (a)

5.

Efficiency of a recorder is determined using ________

(a)

paper
(b)

chart
(c)

voltmeter
(d)

oscilloscope
Answer:

Option (b)

6.

In a strip chart recorder ________

(a)

biological quantity is measured
(b)

chemical quantity is measured
(c)

physical quantity is measured
(d)

no quantity is measured
Answer:

Option (c)

7.

Basic elements of a strip chart recorder are ________

(a)

chalk and board
(b)

pen and pencil
(c)

pencil and paper
(d)

pen and chart paper
Answer:

Option (d)

8.

How many types of tracing systems are used in graphical representation?

(a)

two
(b)

five
(c)

ten
(d)

one
Answer:

Option (a)

9.

A galvanometer based recorder works on the principle of ________

(a)

Van der Wall’s effect
(b)

D’Arsonval movement
(c)

Paschen effect
(d)

Azhimuthal quatum number
Answer:

Option (b)

10.

The calibration of a voltmeter can be carried out by using

(a)

A frequency meter.
(b)

A potentiometer.
(c)

An ammeter.
(d)

A function generator.
Answer:

Option (b)

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