10 Questions
What is the main advantage of using an LVDT over a potentiometer for displacement sensing?
LVDTs are less sensitive to electromagnetic fields and noise
What is the relationship between the voltages induced in the two secondary coils of an LVDT when the core is centered?
The voltages are equal in magnitude and 180 degrees out of phase
What is the primary reason for the linear characteristics of an LVDT?
The secondary coils are connected in series-opposition
Which of the following is a disadvantage of using a potentiometer for displacement sensing?
All of the above
How does the output voltage of an LVDT change when the core is displaced from the center position?
The output voltage increases linearly with displacement
Which of the following is a key advantage of using an LVDT over a potentiometer for displacement sensing?
LVDTs are less prone to wear and misalignment
What is the primary purpose of the series-opposed connection of the secondary coils in an LVDT?
To provide a linear output voltage
Which of the following is a key disadvantage of using a potentiometer for speed transduction?
Potentiometers are susceptible to wear and tear
How does the LVDT achieve high accuracy compared to a potentiometer?
LVDTs have a more linear output
What is the primary reason an LVDT requires signal conditioning?
To filter out electromagnetic interference
Test your knowledge on Rotary motion Ingress Protection (IP), NEMA 4X, displacement transducers, and capacitive sensor principles. Understand how the capacitance and currents change when pressure is applied to the diaphragm.
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