Electrical Interview Questions With Answers Dc Machines Part 1
ElecticalQuestion 1: What is Electrical machine? Electrical machine is an electro mechanical device which converts input motive power ( prime mover like…
Core Type Transformer
Figure 1.6(a) shows the complete magnetic circuit of a core-type transformer in the shape of a hollow rectangle having two limbs. It…
Cooling Of Transformer
Transformer is a static device that converts one voltage level to another voltage level. Due to occurrence of iron and copper losses,…
Emf Equation Of A Transformer
Figure 1.22 shows the representation of alternating flux, varying sinusoidally, which increases from its zero value to maximum value (Φm) in one-quarter…
Objective Types Questions Of High Voltage Engineering Part 2
Q.1 A generating voltmeter is used to measure A. Impulse voltage B. AC voltage C. dc voltage D. All Answer : c…
Power Electronics Part- 5 Objective Questions With Answers
POWER ELECTRONICS OBJECTIVE QUESTIONS WITH ANSWERS: PART-5 1. SCR is the solid state equivalent of (a) Transistor (b) Thyratron (c) Vacuum diode…
Transformer With Resistance And Leakage Reactance
Figure 1.32 shows the equivalent circuit of a single-phase transformer having load impedance ZL. Figure 1.33 is the equivalent circuit of Figure 1.32.…
Equivalent Reactance
MAGNETIC LEAKAGE Till now we have assumed that all the flux linked with the primary also links with the secondary. But in…
Power Electronics Objective Type Questions With Answers Part-1
Power Electronics Objective Questions And Answers [Q-1] When an inductance is inserted in the load circuit of SCR (a) The turn on…
Power Electronics Objective Type Questions: Part-2
Power Electronics Multiple Choice Questions In Last Post we shared Power Electronics MCQ Part 1 [1] During forward blocking state, the SCR has…