Inductive Transducer

This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Inductive Transducer”.

1. Mutual inductance between two coils is given as _________
a) M = kL1L2−−−−√
b) M = kL1−−√
c) M = kL2−−√
d) M = L1L2−−−−√

2. Mutual inductance depends on _________
a) self-inductance
b) self-inductance and coefficient of coupling
c) coefficient of coupling
d) permittivity of air

3. Self-inductance of an inductor is given by ________
a) L = NS
b) L = 1S
c) L = N2S
d) L = N2

4. Reluctance of a coil is given by which of the following relation?
a) S = 1A
b) S = 1μ
c) S = aμA
d) S = 1μA

5. Self-inductance depends on ________
a) permeability
b) permittivity
c) plank’s constant
d) rydberg constant

6. What is the relation between the self-inductance and the reluctance of a coil?
a) directly proportional
b) inversely proportional
c) no relation
d) constant

7. Based on self-inductance of a coil, how many types of inductive transducers are available?
a) 5
b) 10
c) 4
d) 20

8. In an eddy current transducer output depends on the variation in the eddy current.
a) True
b) False

9. An inductive transducer measures the variation in ________
a) reluctance
b) resistance
c) capacitance
d) self-inductance

10. Inductive transducer is used for the measurement of physical quantities.
a) True
b) False

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