menu search
person
What is the basic function of a capacitor?
thumb_up_alt 0 like thumb_down_alt 0 dislike
59 views

Related questions

Description :

What is the basic use of capacitor?

thumb_up_alt 0 like thumb_down_alt 0 dislike
61 views 0 answers
Description :

Answer :

In a capacitor start and run motors the function of the running capacitor in series with the auxiliary winding is to improve power factor.

thumb_up_alt 0 like thumb_down_alt 0 dislike
536 views 1 answer
Description :

What are the basic requirements of locating wind power plant ?

Answer :

The basic requirements of locating wind power plant:  1) The site should be selected where winds are strong i.e. where pressure of wind is high and there is continuity. 2) Wind pressure ... the turbine which can affect the system's overall performance. 10)Possibility to connect to power grid. 

thumb_up_alt 0 like thumb_down_alt 0 dislike
96 views 1 answer
Description :

What are the four basic welding positions?

thumb_up_alt 0 like thumb_down_alt 0 dislike
52 views 0 answers
Description :

What are the basic laws of physics?

thumb_up_alt 0 like thumb_down_alt 0 dislike
74 views 0 answers
Description :

What is basic insulation level?

thumb_up_alt 0 like thumb_down_alt 0 dislike
68 views 0 answers
Description :

What are the characteristics of a capacitor?

thumb_up_alt 0 like thumb_down_alt 0 dislike
78 views 0 answers
Description :

What is the role of a capacitor in a circuit?

thumb_up_alt 0 like thumb_down_alt 0 dislike
70 views 0 answers
Description :

What is the direction of flow when charging a capacitor?

thumb_up_alt 0 like thumb_down_alt 0 dislike
66 views 0 answers
Description :

What is the symbol of a capacitor?

Answer :

symbol of a capacitor

thumb_up_alt 0 like thumb_down_alt 0 dislike
151 views 1 answer
Description :

What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola 

Answer :

What does double integration of a unit step function lead to? A) A doublet B) A ramp C) An impulse D) A parabola 

thumb_up_alt 0 like thumb_down_alt 0 dislike
403 views 1 answer
Description :

Answer :

In a circuit breaker the basic problem is to transmit large power.

thumb_up_alt 0 like thumb_down_alt 0 dislike
110 views 1 answer
Description :

Basic Circuit Elements Symbols

Answer :

Basic Circuit Elements Symbols

thumb_up_alt 0 like thumb_down_alt 0 dislike
65 views 1 answer
thumb_up_alt 0 like thumb_down_alt 0 dislike
36 views 0 answers
Description :

Basic Circuit Elements

Answer :

Resistance ,current,voltage

thumb_up_alt 0 like thumb_down_alt 0 dislike
76 views 2 answers
Description :

Basic idea of generation 

Answer :

Prior to the discovery of Faraday's Laws of electromagnetic discussion, electrical power was available from batteries with limited voltage and current levels. Although complicated in construction, D ... Therefore, area specific generating stations along with its distribution networks had to be used.

thumb_up_alt 0 like thumb_down_alt 0 dislike
2.4k views 1 answer
Description :

Electrical quantities (symbol and basic unit)

Answer :

Electrical quantities (symbol and basic unit)

thumb_up_alt 0 like thumb_down_alt 0 dislike
70 views 1 answer
Description :

Basic SI units

Answer :

Basic SI units

thumb_up_alt 0 like thumb_down_alt 0 dislike
65 views 1 answer
Description :

1.Determine the permeability of magnetic material by plotting its BH curve 2. Measure voltage, current and power in 1-phase circuit with resistive load. 3. Measure voltage, current and power in R-L series circuit. 4.Determine the transformation ratio (K) of 1-phase transformer. 5.Connect single phase transformer and measure input and output quantities. 6.Make Star and Delta connection in induction motor starters and measure the line and phase values.

Answer :

Practical no. 6 Aim: Make Star and Delta connection in induction motor starters and measure the line and phase values. Apparatus required:  voltmeter, ammeter, induction motor Circuit diagram ... Result: Hence we have measured the line and phase value of star and delta connection.

thumb_up_alt 0 like thumb_down_alt 0 dislike
2.8k views 6 answers
Description :

Explain the basic operation of an oscilloscope with necessary diagram for each section in detail.

thumb_up_alt 0 like thumb_down_alt 0 dislike
115 views 0 answers
Description :

Describe the basic SHA operation with the help of its four mode specifications.

Answer :

Sample-and-hold amplifier (SHA) is a unity gain amplifier with a mode control switch where the input of the amplifier is connected to a time-varying signal. A trigger pulse at the mode control switch ... but other forms, such as optical and mechanical forms, are possible. Also denoted S/H.

thumb_up_alt 0 like thumb_down_alt 0 dislike
101 views 1 answer
Description :

basic gate drive circuit of GTO

Answer :

basic gate drive circuit of GTO

thumb_up_alt 1 like thumb_down_alt 0 dislike
870 views 1 answer
Description :

How do you discharge a capacitor in a microwave?

thumb_up_alt 0 like thumb_down_alt 0 dislike
56 views 0 answers
Description :

How do you charge a capacitor with a battery?

Answer :

The  capacitor  is  connected   in  parallel  with   the  battery.

thumb_up_alt 0 like thumb_down_alt 0 dislike
113 views 1 answer
Description :

How do I discharge a capacitor?

thumb_up_alt 0 like thumb_down_alt 0 dislike
72 views 0 answers
Description :

How do you know when a capacitor is bad?

thumb_up_alt 0 like thumb_down_alt 0 dislike
112 views 0 answers
Description :

Which side of a capacitor is negative?

Answer :

In electrolytic type negative is shorter lead and usually mark in the tank. But of course not applicable to non-polar.

thumb_up_alt 0 like thumb_down_alt 0 dislike
139 views 1 answer
Description :

How do you test a capacitor with a multimeter?

thumb_up_alt 0 like thumb_down_alt 0 dislike
121 views 0 answers
Description :

Which capacitor is used for high frequency?

thumb_up_alt 0 like thumb_down_alt 0 dislike
72 views 0 answers
Description :

Why shunt capacitor is used?

Answer :

To improve voltage at receiving end and power factor

thumb_up_alt 0 like thumb_down_alt 0 dislike
74 views 1 answer
Description :

Why capacitor bank is used?

Answer :

In industrial or factory used E.B Power supply must be maintained above 0.90 power factor is compulsory for avoid EB Penalty. So APFC ( automatic Power factor control ) panel is used to maintained balance the load and PF maintained.

thumb_up_alt 0 like thumb_down_alt 0 dislike
156 views 3 answers
Description :

Draw block diagram of PLL as a FM demodulator. Explain function of each block.

Answer :

Operation:  The FM signal which is to be demodulated is applied at the input of the PLL.  the PLL is locked to the FM  The error voltage produced at ... using PLL ensures a high Linearity, between the instantaneous input frequency and VCO control voltage (error amplifier output)

thumb_up_alt 0 like thumb_down_alt 0 dislike
137 views 1 answer
Description :

What is a capacitor voltage transformer? A) It is a transformer used in power systems to step up low voltage signals and provide extra high voltage B) It is a transformer used in power systems to step up high voltage signals and provide extra high voltage C) It is a transformer used in power systems to step down extra high voltage signals and provide low voltage D) None of these

Answer :

What is a capacitor voltage transformer? A) It is a transformer used in power systems to step up low voltage signals and provide extra high voltage B) It is a transformer used in power systems ... power systems to step down extra high voltage signals and provide low voltage D) None of these

thumb_up_alt 0 like thumb_down_alt 0 dislike
82 views 1 answer
Description :

What is the charge on each capacitor when a 150 V is applied across two capacitors with values 5 μF and 10 μF, connected in series? A) 500 μC B) 0.5 μC C) 0.5 C D) None of these

Answer :

What is the charge on each capacitor when a 150 V is applied across two capacitors with values 5 μF and 10 μF, connected in series? A) 500 μC B) 0.5 μC C) 0.5 C D) None of these

thumb_up_alt 0 like thumb_down_alt 0 dislike
71 views 1 answer
Description :

What is the stored energy when 200 V is applied across a 7 μF capacitor? A) 1400 Joules B) 0.7 Joules C) 0.14 Joules D) None of these

Answer :

What is the stored energy when 200 V is applied across a 7 μF capacitor? A) 1400 Joules B) 0.7 Joules C) 0.14 Joules D) None of these

thumb_up_alt 0 like thumb_down_alt 0 dislike
114 views 1 answer
Description :

What is the purpose of a capacitor in an AC circuit?

Answer :

Every AC supply is not ideal AC it contains DC component so to provide restriction to DC component in supply we have to use Capacitor

thumb_up_alt 3 like thumb_down_alt 0 dislike
163 views 1 answer
Description :

What happens to the capacitance if mica is inserted between the plates of an air capacitor? A) The capacitance increases B) The capacitance decreases C) The capacitance remains the same D) The capacitance becomes zero

Answer :

What happens to the capacitance if mica is inserted between the plates of an air capacitor? A) The capacitance increases B) The capacitance decreases C) The capacitance remains the same D) The capacitance becomes zero

thumb_up_alt 0 like thumb_down_alt 0 dislike
76 views 1 answer
Description :

what is the difference between capacitor and battery ?

Answer :

A capacitor stores power but in very small quantitys and work in D/C and A/C circuits and it needs a power source from wich it gets the power it stores and a battery also stores power but in much larger quantitys measured in Amp/Hours

thumb_up_alt 3 like thumb_down_alt 0 dislike
91 views 2 answers
Description :

What is the function of a thyristor?

thumb_up_alt 0 like thumb_down_alt 0 dislike
83 views 0 answers
Description :

What is the function of an electrical filter ?

Answer :

Filter separates different components that are mixed together. Electrical filter can separate different frequency components. Electrical filters are the electrical circuits which are use to remove unwanted frequency components from the signal.

thumb_up_alt 0 like thumb_down_alt 0 dislike
5.0k views 1 answer
Description :

What is penstock? What is its function?

Answer :

What is Penstock:- The penstock is the long pipe line. It consists of heavy duty steel pipe.  Function of Penstock:- Function of penstock is to carry water from the water intake (reservoir) to turbine.

thumb_up_alt 0 like thumb_down_alt 0 dislike
42 views 1 answer
Description :

What is the function of induction motor?

Answer :

while you give supply to motor its motor run on magnet base 

thumb_up_alt 0 like thumb_down_alt 0 dislike
130 views 1 answer
Description :

What is the membership function in fuzzy logic?

thumb_up_alt 0 like thumb_down_alt 0 dislike
61 views 0 answers
Description :

Why is a capacitor used in a single phase motor and not in three phase motor ?

Answer :

In 1-phase induction motor capacitor work is generate the auxiliary winding current than excite the main winding to rotor starts rotate. After rotor start rotating about 75% of their speed than auxiliary ... emf to start the motor.so,in 3-phase induction motor is self start induction motor.

thumb_up_alt 0 like thumb_down_alt 0 dislike
141 views 6 answers
Description :

Does current flow through a capacitor ?

Answer :

Imagine a pipe with a flexible diaphram in the middle separating two haves of the pipe. Now the pipe is filled with air. If you apply a pressure to one end the diaphram will deform ... capacitor, the effects on electrons will be recreated across the boundary. But theres no electrical connection...

thumb_up_alt 0 like thumb_down_alt 0 dislike
89 views 1 answer
Description :

Why is a capacitor used in a ceiling fan ?

Answer :

For splitting phase so that a rotating magnetic field will be produced & as per Lenz's law a torque will be created & rotor starts rotating. In single phase if capacitor is not used for split phase then a pulsating mag. field is produced which is unable to produce torque on rotor

thumb_up_alt 0 like thumb_down_alt 0 dislike
216 views 3 answers
Description :

A 3 micro Faraday capacitor is connected closing a switch to a supply of 100 V through 1 milli ohm series resistance. Calculate 1 the time constant 2 initial charging current 3 the initial rate of rise of p.d across the caps 4 Voltage across the capacitor 6 second,after the switch has been closed 5 the time taken for the capacitor to be fully charged.

thumb_up_alt 0 like thumb_down_alt 0 dislike
83 views 0 answers
Description :

Explain the working of a single phase capacitor start induction motor. 

Answer :

Single phase capacitor start induction motor https://youtu.be/31lvvzU5Puc

thumb_up_alt 0 like thumb_down_alt 0 dislike
211 views 2 answers
Description :

For a DC circuit capacitor is

Answer :

For a DC circuit capacitor is virtually an open circuit

thumb_up_alt 0 like thumb_down_alt 0 dislike
75 views 1 answer
Description :

Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

Answer :

Which of the following can be used to measure the capacitance of a capacitor? A) Rheostat B) Schering bridge C) Wheatstone bridge D) None of these

thumb_up_alt 0 like thumb_down_alt 0 dislike
2.8k views 1 answer
editAsk a Question
...