IndiaBIX

Electronics and Communication Engineering - Measurements and Instrumentation

Exercise : Measurements and Instrumentation - Section 9
11.

Assertion (A): The sign and magnitude of displacement can be measured by an LVDT.

Reason (R): LVDT is based on the principle of mutual inductance.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true R is false
A is false R is true
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In Maxwell's bridge the unknown inductance is measured by comparing it with a standard capacitor.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Magnetic deflection sensitivity is defined as
deflection/flux density
(deflection/flux density)0.5
(Deflection)0.5/flux density
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Which of the following is active transducer?
Photoelectric
Photovoltaic
Photoconductive
Photoemissive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Which is the displacement transducer with excellent sensitivity, linearity and resolution?
Incremental encoder
Absolute encoder
LVDT
Strain gauge
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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