Explain with a neat sketch the construction and working of Pelton turbine used in hydro power plant.
What is the necessity of synchroscope in power system? Explain with neat sketch the working of synchroscope.
Describe with neat sketch the arc extinction in SF6 circuit breakers. Answer : Arc extinction in SF6 (Sulfur Hexafluoride) circuit breakers is an important process to safely interrupt electrical arcs formed when the contacts of the breaker open under high-voltage conditions. SF6 is used in circuit breakers because it has excellent ... | | | B |...
State the possible location of mounting a projector in flood lighting with a neat sketch.
Sketch signals given by following equations : 1. x(t) = u(t) - u(t-1) 2. x(t) = δ(t+1) - δ(t-1)
Explain the function of different parts of a typical nuclear power plant with a neat sketch.
Explain with neat sketch: (i) Earth resistance measurement using earth tester (ii) High resistance measurement using megger.
State the necessity of synchroscope and with neat sketch explain its working.
State the necessity and construction of earth tester with suitable sketch.
State and explain working of phase sequence indicator with suitable sketch.
With the neat sketch explain working of Dynamometer type wattmeter.
Explain the working of single phase electronic energy meter with sketch.
With neat sketch of PMMC instrument explain its working briefly.
With neat sketch explain four modes of operation of a TRIAC.
Describe with neat sketch the constructional details of IGBT.
Explain with sketch the operation of single phase fully controlled midpoint configuration with R load.
Describe with neat sketch the construction and working principle of MOSFET.
Describe with neat sketch the installation of plate earthing.
Describe with neat sketch any one type of earthing system.
Draw a neat labeled sketch of a three-point starter.
Draw a neat sketch of Rotameter and explain its working principle.
Explain the principle of operation of Doppler type ultrasonic flow meter with a neat labeled sketch.
Explain the shackle type insulator with neat sketch.
Sketch a diagram showing interfacing of a single 7-segment common anode display to 8051. Develop ALP to display the number ‘7’ on it.
Justify ‘NOR gate is called a universal gate’. Sketch a relevant diagram.
Sketch a diagram showing interfacing of two chips of RAM having a size of 2k × 8 to the 8051 microcontroller. Write its memory map.
Sketch a diagram of a 4-bit asynchronous counter using a suitable flip-flop. Sketch a timing diagram.
Sketch the symbol and write the truth table of a two-input EX-OR gate.
Draw neat labeled sketch of gas turbine co-generation.
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....
Illustrate with neat sketch the working of automatic power factor corrector as an energy conservation device.
Explain with a neat sketch the Pilot wire protection scheme applied to transmission line.
Explain the differential protection scheme for busbars with a neat sketch.
Describe the operation of a current differential relay with a neat sketch.
Explain with a neat sketch fault bus protection scheme.
Explain with a sketch protection of 3-phase induction motor during single phasing.
With neat sketch, explain working of directional overcurrent relay.
Explain the working principle of transformer dimmers with the help of a neat sketch.
Describe with neat sketch working of hysteresis motor.
Describe with neat sketch the working of shaded pole induction motor.
Explain the different types of DC motors with a neat sketch.
Sketch the O.C.C of a DC shunt generator.
With neat sketch state the working principle of Star-Delta starter.
Explain with neat sketch basic trip circuit of protection relaying.
Explain working of vertical break isolator with neat sketch.
Explain the working of a drinking water cooler with a neat sketch.
Describe the vapour compression refrigeration system with a neat sketch.
Describe the process of ultrasonic welding with a neat sketch and mention its applications.
Explain electric arc welding with a neat sketch.
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