Instrumentation Transducers Mock Test 2

10%

Question 1 of 10

1. What is the expression for phase angle using X-Y plotter? (Assume t₀ be time interval between zero crossing of signals and T be time period of signals).

(180 t₀) ⁄ T₀

(360 t₀) ⁄ T₀

(360T₀) ⁄ t₀

(180 T₀) ⁄ t₀

Question 1 of 10

Question 2 of 10

2. TDC devices are used for ________________

Indicating voltage level

Indicating time delay in analog format

Indicating time delay in digital format

Indicating frequency of signal

Question 2 of 10

Question 3 of 10

3. What is the advantage of the pneumatic system over the hydraulic system?

None of the mentioned

Liquid shows high compressibility

Gases provide high compressibility

Gases provide low compressibility

Question 3 of 10

Question 4 of 10

4. What is the use of flip-flop in electronic phase meters?

To save data for particular time duration

To produce rectangular pulse

To provide stability

To provide a delay

Question 4 of 10

Question 5 of 10

5. For a constant field dc motor, what is the relation between the mechanical time constant and armature resistance?

Direct proportionality

Inverse proportionality

Double

Equal

Question 5 of 10

Question 6 of 10

6. Which of the given statement is true for a zero-order system?

Transfer function = 1/s²

Varying transfer function with time

Constant transfer function

Transfer function = 1/S

Question 6 of 10

Question 7 of 10

7. Which of the following represents bridge-T filter?

Low pass filter

Band pass filter

Band reject filter

High pass filter

Question 7 of 10

Question 8 of 10

8. In laminar flow pressure changes are maximum.

False

True

Question 8 of 10

Question 9 of 10

9. What is the operating range of X-Y plotter?

Above 10Hz

Very high frequency

Below 5Hz

Above 1 KHz

Question 9 of 10

Question 10 of 10

10. What will be the frequency of a system in which 35 events occur in 7 seconds?

5Hz

7Hz

10Hz

35Hz

Question 10 of 10