# Principle of operation of LVDT is based on the variation of...

25 views
Principle of operation of LVDT is based on the variation of

A) Mutual inductance B) Self-inductance C) Capacitance D) Resistance

## Related questions

Klystron operation is based on the principle of  a) Velocity modulation b) Amplitude modulation c) frequency modulation d) Phase modulation

The operation of a ramp type Digital Voltmeter is based on the principle of (A) Voltage-to-current conversion. (B) Voltage-to-time conversion. (C) Current-to-time conversion. (D) Current-to-frequency conversion.

Principle of Thermocouple is based on :  (A) Thomson effect (C) Seebeck effect (B) Peltier effect (D) Kelvin effect

State the working principle and specification of LVDT

The principle of operation used in capacitive transducers to measure level of liquid is change of (a) Area of plates (b) Dielectric strength (c) Distance between plates (d) Shape of plates

What is the basic principle of operation of a transformer?  (A) Self-induction (B) Mutual-induction (C) Static-induction (D) Dynamic-induction

State the working principle and operation of Automatic power factor controller used in Transmission and Distribution system.

The concept of an electrically short, medium and long line is primarily based on the  A) Nominal voltage of the line B) Physical length of the line C) Wave length of the line D) Power transmitted over the line

The transfer of energy for reaction turbines is based on _______ A) Newton’s first law B) Newton’s second law C) Newton’s third law D) All the above

For dynamic equalizing circuit used for series connected SCRs, the choice of C is based on (A) Reverse recovery characteristics (B) Turn -on characteristics (C) Turn-off characteristics (D) Rise time characteristics

The idea of cache memory is based on  (1) The property of locality of reference (2) The heuristic 90-10 rule (3) The fact that only a small portion of a program is referenced relatively frequently (4) All of these

The nodal method of circuit analysis is based on  (A) KVL and ohms law (B) KVL and KCL (C) KCL and ohms law (D) Thevenins theorem

The working of a meter is based on the use of a permanent magnet. In order to protect the meter functioning from stray magnetic fields

The insulation of modern EHV lines is designed based on?

The superposition theorem is based on the concept of ?

State principle of operation of DC generator.

Describe principle of operation of Doppler type ultrasonic flow meter with diagram.

Q- meter is based on characteristics of  (A) Shunt resonant circuit (B) Series-parallel circuit (C) Series resonant circuit (D) Inductive reactance circuit

Give the classification of transformer based on: i) Construction ii) Voltage level iii) Number of phases iv) Applications

Give the classification of DC generator based on their winding connections.

Most of the linear ICs are based on two - transistor differential amplifier because of: (A) Input voltage dependent linear transfer characteristic (B) High voltage gain (C) High input resistance (D) High CMRR

The swing equation for a synchronous machine is based on (A) relative motion between load angle and stator magnetic field (B) maximum power flow possible through a particular point (C) net torque and angular displacement (D) relation between excitation voltage and excitation current

The concept on which Superposition theorem is based is?

The condition for parallel operation of two inverters is • Amplitude of voltages should be same. • Frequency of voltages should be same. • Both the voltages should be in same phase. • All the three above.

Which of the following diodes is limited to the reverse-bias region in its region of operation?  (1) Schottky (2) Tunnel (3) Photodiode (4) Rectifier

The checking operation performed on input data is called the  (1) Validation of data (2) Verification of data (3) Cross check (4) Control of data

The transformer works on the principle of: (A) Mutual induction (B) Mutual capacitance (C) All of the above (D) None of the above

A servo motor works on the same basic principle as that of a : - a) two phase induction motor b) single phase induction motor c) three phase induction motor d) synchronous motor

The Q-meter works on the principle of  A) Mutual inductance B) Self inductance C) Series resonance D) Parallel resonance

Explain the principle of ON-OFF control and phase control of AC voltage controller with suitable circuit and waveforms.

The LVDT is used for the measurement of (a) voltage (b) force (c) pressure (d) displacement

Which is not the disadvantage of LVDT?  a) Relatively large displacement are required for appreciable differential output b) temperature affects the performances of transducer c) low hysteresis and electrical isolation d) the dynamic response is limited mechanically by the mass of the core and electrically by the frequency of applied voltage

Give classification of resistance based on their ranges.

Boolean algebra is based on  (A) numbers (B) logic (C) truth (D) symbols