Topic :: Capacitor





Capacitor Interview Questions
Questions Answers Views Company eMail


How do you connect the capacitors on polyphase circuits?

L&T, Transco,

10 36466

what is fixed bias with and without decoupling capacitor?

Siemens,

1 5624

A capacitor (condenser) is used in an electrical circuit to (A) Step down voltage (B) Step up voltage (C) Store electric charge (D) Produce electric charge

Electrical,

3 8084

capacitor is load free component but why ampare meter shows the current when the capacitor bank breaker close?

OPS,

4 7271

capacitor is load free component but why ampare meter shows current when capacitor bank breaker close?

Bhel, OPS,

5 13478

what is the difference between 5v capacitor and 5v battery

TCS,

25 36388

draw waveform of capacitor or inductor in a d.c ckt(during transient) with zero resistance with it(in series or parallel)also neglect resistance of wire

L&T,

2 10758

Why we connect the capacitor in Delta?if we conect in Star what will happen?

9 30158

Is pure capacitor load and pure inductor load is an linear load? pls justify

2 7386

what is pf. how to calculate capacitor bank value to maintain unity pf.

JH, Saint Gobain, Supreme Treves,

18 53757

As all us know that the capacitor panel is connected to improve the power factor when it is PF is low. whether we can connect the capacitor panel on D.G. side(? If it is yes means why?

Aricent, Essar,

1 5400

HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF IMPROVEMENT? EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE?

Al-Malik, All Star Electric, GEC, Reliance, Universal Industries,

12 42749

what is the difference withbeen lighting capacitor and motor capacitor?

2 7224

If the capacitor bank is installed in switchyard say 132/22kv then on LT side say 22kv/0.433kv is it necessary to install capacitor bank for maintaining power factor. if pf is maintained on HT side then will that be maintained on LT side as well.if not then how&why??????/ please explain...........

MacLellan,

3 10264




Related Topics


Un-Answered Questions { Capacitor }

what is the purpose of capacitor? and capacitor load means what? how does it connect?

1958


How a capacitor discharge weld power supply works? what is the use of a pulse transformer?

1583


In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

1896


what is the series parallel connection of capacitors? and how can we use these application in three phase motors for controlling torque?

1592


How shall i select the value of capacitor or inductor in a system?

1461






Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

1618


how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

2313


how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

1635


i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

1446


how to calculte capacitor range for single phase induction motors??pls tel

1627


what is proper capacitor placement? How to evaluate capacitor size?

1659


EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)

7571


defination of transistor controlled series capacitor

2209


Can anyone explain me about the capacitor calculation

1723


Inductor and capacitor........power in one phase and ...... in it another phase.

1619