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Electronics and Communication Engineering - Measurements and Instrumentation

Exercise : Measurements and Instrumentation - Section 9
36.
It is required to measure pressure using LVDT. The additional device needed is
strain gauge
pitot tube
bourden tube
rotameter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Which of the following quantities have same dimension in emu and esu?
  1. Current
  2. Electrical power
  3. Electrical energy
Select the answer as per following codes
1 only
1 and 2
2 and 3
1 and 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
In a dynamometer instrument, the moving coil is pressure coil.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Load cell uses
piezoelectric crystal
capacitor
mutual inductance
strain gauge
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.

Assertion (A): A dc potentiometer measures the true open circuit emf of a source.

Reason (R): At balance point, a dc potentiometer does not draw any current from the source.

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.
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