Define: primary and secondary distribution system.
Define Quality factor and give the expression for the same.
Define Apparent power and Power factor.
A 500kVA distribution transformer having copper and iron losses of 5kW and 3kW respectively on full load. The transformer is loaded as shown below: Loading (kW) Power Factor (Lag) No. of hours 400 0.8 06 300 0.75 12 100 0.8 03 No load - 03 Calculate the all-day efficiency.
State the working principle and operation of automatic power factor controller used in transmission & distribution system.
Define the terms: (i) Load factor (ii) Diversity factor (iii) Demand factor (iv) Plant capacity factor.
Define the following terms: (i) Average demand (ii) Load factor (iii) Plant capacity factor (iv) Plant use factor
Define Peak factor.
Define Form factor.
Define power factor.
Define quality factor of resonance in series LCR circuit.
What will happen when power factor is leading in distribution of power?
Define electrical power and give its formula.
What is vaccum currcuit breaker.define with cause and where be use it Device?
Define what is difference between fuse and breaker?
What is energy and define its SI unit?
Define the term ‘‘cold reserve’’ and ‘‘hot reserve’’.
Define fission and fusion related to nuclear fuel.
Define the term ‘calibration’ and state its need for measuring instruments.
Define Conduction angle and Firing angle.
Define Holding current and Latching current of SCR.
Define transfer time and back up time of UPS.
Define laminar flow and turbulent flow.
Define atmospheric pressure and absolute pressure.
Define laminar and turbulent flow.
Define active and passive transducers.
Define voltage regulation and Transmission Efficiency.
Define the terms incandescent and incandescent lamp.
Define the following terms (i) lux and (ii) lumens.
Define slip and synchronous speed of 3 phase induction motor.
Define bandwidth and give its expression.
Define Average value and give its mathematical expression.
Define R.M.S. value and give its mathematical expression.
Define Phasor and Phase angle. Answer : ### Phasor: A **phasor** is a complex number that represents the magnitude and phase of a sinusoidal waveform (usually a voltage or current). Instead of dealing with the waveform in time ... (advanced). So, the phase angle helps describe the timing difference between different sinusoidal signals....
Define synchronous speed and slip speed.
Define Rotor frequency and slip of three phase induction motor.
Define Reliability and Sensitivity.
Define isolator and state their types.
What is the difference between Power Transformers and Distribution Transformers?
List the factors to be considered while designing feeders and distribution with their functions in brief.
Explain the grid system of distribution and state its advantages.
Draw the single line diagram of AC electric transmission and distribution system.
How to power generation and distribution?
What are transmission and or distribution methods of power?
What is the difference between generation transmission and distribution?
What is the concept of power transmission and distribution?
What is the transmission and distribution of electrical power?
What is the difference between power and distribution?
What are the different stages of power transmission and distribution?
What is a power generation and distribution system?
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