Electrical Measurement and Measuring Instruments (3160915) MCQs

MCQs of Transducers and Sensors

Showing 31 to 40 out of 85 Questions
1 2 3 4 5 6
31.

Strain gauge is a _________

(a)

inductive transducer
(b)

resistive transducer
(c)

capacitive transducer
(d)

mechanical transducer
Answer:

Option (b)

32.

Strain is defined as _________

(a)

change in height per unit height
(b)

change in weight per unit weight
(c)

change in length per unit length
(d)

change in diameter per unit diameter
Answer:

Option (c)

33.

Stress is defined as _________

(a)

diameter per unit area
(b)

length per unit area
(c)

weight per unit area
(d)

force per unit area
Answer:

Option (d)

34.

Sensitivity is the smallest value of measurable strain.

(a)

True
(b)

False
Answer:

Option (a)

35.

Electrical strain gauge works on the principle of __________

(a)

variation of resistance
(b)

variation of capacitance
(c)

variation of inductance
(d)

variation of area
Answer:

Option (a)

36.

The strain gauge is not bonded to the specimen.

(a)

True
(b)

False
Answer:

Option (b)

37.

Commonly used elements for wire strain gauges are __________

(a)

nickel and copper
(b)

nickel and gold
(c)

gold and brass
(d)

silver and aluminium
Answer:

Option (a)

38.

 Resistance wire gauges come in _______

(a)

4 forms
(b)

2 forms
(c)

6 forms
(d)

8 forms
Answer:

Option (b)

39.

Commonly used electrical strain gauge is _______

(a)

open type
(b)

closed type
(c)

unbounded type
(d)

bonded type
Answer:

Option (d)

40.

Electrical strain gauges measure changes in _______

(a)

resistance, capacitance and inductance
(b)

resistance only
(c)

capacitance only
(d)

inductance only
Answer:

Option (a)

Showing 31 to 40 out of 85 Questions
1 2 3 4 5 6