Describe with block diagram working of single phase electronic energy meter.
Describe with sketches the various blocks and working of signal generator.
State/Describe the construction and working of western type frequency meter with labelled diagram.
Describe the method of converting a three-phase to a two-phase transformer by neat diagram. State any two applications.
Explain with block diagram the construction and working principle of three phases electronic energy meter?
Explain with the help of a neat diagram the working of a 3-phase autotransformer. Write any two applications.
State at least one function and the material used for the following parts of a DC motor.
Describe the working of an HRC fuse with a neat diagram.
Describe the working principle of a thyristor-operated dimmer with the help of a circuit diagram.
Describe the working of synchronous reluctance motor with the help of neat diagram.
Why is Rotameter called a variable area flowmeter? Explain the working of Rotameter with a neat diagram. State one advantage and one disadvantage.
Describe working of online UPS. List any two applications of UPS.
Draw a block diagram of CRO and state the function of each block.
Describe the construction and operation of the Buchholz relay with a neat labeled diagram.
What is pyrometry? Explain the working of optical pyrometer with a neat diagram. State its one application. Answer : ### Pyrometry **Pyrometry** is the measurement of temperature, particularly in high-temperature environments, where traditional temperature measurement methods like thermocouples or thermometers might not be suitable. It is ... . Let me know if you'd like more details or clarification on any part!...
Draw the constructional diagram of LVDT. State its working principle. What is residual voltage? Explain with a neat diagram.
State any four salient features of a microprocessor-based protection relay. Draw a block diagram of a microprocessor-based overcurrent relay.
State two applications of: (i) PVC paper (ii) Porcelain with type of class based on withstand temperature is insulating material.
Explain with diagram and mathematical representation the leading and lagging signal.
Describe the process of ultrasonic welding with a neat sketch and mention its applications.
Describe the proximity effect and state its two disadvantages.
Describe with neat sketch the construction and working principle of MOSFET.
State the importance of a lighthouse in shipyards and describe the working of the lighthouse illumination system.
Describe with neat circuit diagram the measurement procedure of earth resistance for an installation.
Describe with a suitable diagram speed control of a d.c shunt motor by field current control method.
Describe the construction of an SF6 circuit breaker with a neat diagram.
Describe emergency lighting system with neat diagram.
Describe variable frequency drive with suitable diagram.
Draw and explain the block diagram of an instrumentation system.
Describe with layout the working of a solar Photo Voltaic (PV) power plant. Answer : A Solar Photovoltaic (PV) power plant generates electricity by converting sunlight into electrical energy using solar panels made up of semiconductor materials. Below is a simple breakdown of the ... of the plant, but the basic process of converting sunlight into electricity remains the same....
Describe with sketch the working of Variable frequency drive as an energy conservation device. Answer : A **Variable Frequency Drive (VFD)** is an energy conservation device used to control the speed and torque of an electric motor by adjusting the frequency and voltage supplied ... controlling motor speed, VFDs significantly contribute to reducing energy consumption and improving system efficiency....
Describe with neat sketch working of hysteresis motor.
Describe with neat sketch the working of shaded pole induction motor.
State the necessity of synchroscope and with neat sketch explain its working.
State and explain working of phase sequence indicator with suitable sketch.
Explain two transistor analogy of SCR with neat diagram.
Explain with a neat circuit diagram only the Scott connection scheme for the conversion of three-phase supply to two-phase supply. Name one application of the same.
Illustrate with neat wiring diagram a single lamp control by two-point method.
Illustrate with neat wiring diagram a single lamp control by two point method.
Draw wiring diagram for connection of one lamp controlled from two places. State the application of this connection.
Give the justification with diagram – “Earthing saves human life during Electrical faults”. State adverse effect of improper earthing system.
State the working principle of a DC generator.
State the working principle of d.c generator.
Explain the working principle of SMPS with neat diagram.
Explain the working of a single phasing preventer with a neat diagram.
Explain the working of a neon sign tube with a diagram.
Explain the working of HPMV Lamp with neat diagram.
Explain working of autotransformer starter for a 3 phase induction motor with neat diagram.
Explain working of resistance split phase single phase induction motor with vector diagram.
Explain the working principle of various types of single-phase induction motors with a neat circuit diagram.
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