State superposition theorem applied to D.C. circuits.
Last Answer : Superposition Theorem applied to D.C. circuits: Superposition theorem states that in any linear, bilateral, multisource network, the response (voltage across any element or current through any ... each source acting alone, while the other sources are replaced by their internal resistances.
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Sep 6, 2018
by
anonymous
the DC voltage source v and DC current source I are applied similarly to the circuit below. Find the voltage across capacitor C. What is the steady state voltage across capacitor?
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What are the different types of capacitors?
Last Answer : (b) is facilitated by telomerase
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88 views
1 answer
asked
Mar 15, 2018
by
anonymous
Last Answer : For measurements on high voltage capacitors, the suitable bridge is Schering bridge.
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312 views
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Mar 21, 2018
by
anonymous
Capacitors
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
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181 views
2 answers
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Apr 19, 2020
by
anonymous
Why capacitors are used to improve power factor?
Last Answer : Capacitors generate reactive power instead of that drawn from source which is required by inductive loads.so it reduce the reactive current which is drawn from source to be drawn from capacitor.This control in Electric bills cost.
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183 views
3 answers
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Aug 18, 2019
by
anonymous
State any four types of capacitors.
Last Answer : Types of capacitors: i) Air capacitor ii) Paper capacitor iii) Mica capacitor iv) Ceramic capacitor v) Electrolytic capacitor vi) Poly-carbon capacitor
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103 views
1 answer
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Sep 4, 2018
by
anonymous
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
Last 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
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100 views
1 answer
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Apr 29, 2018
by
anonymous
The circuit has resistors, capacitors and semi-conductor diodes. The circuit will be known as
Last Answer : The circuit has resistors, capacitors and semi-conductor diodes. The circuit will be known as non-linear circuit.
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335 views
1 answer
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Mar 25, 2018
by
anonymous
Capacitors for power factor correction are rated in?
Last Answer : Capacitors for power factor correction are rated in kVAR.
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84 views
1 answer
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Mar 25, 2018
by
anonymous
Last Answer : The capacitors used in single-phase capacitor motors have no polarity marking.
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Mar 20, 2018
by
anonymous
Last Answer : In a distribution system, in order to improve power factor, the synchronous capacitors are installed at the receiving end.
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185 views
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Mar 20, 2018
by
anonymous
103 views
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Mar 20, 2018
by
anonymous
Last Answer : Series capacitors on transmission lines are of little use when the load VAR requirement is small.
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Mar 20, 2018
by
anonymous
Last Answer : Series capacitors are used to compensate for line inductive reactance.
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1 answer
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Mar 20, 2018
by
anonymous
What do you mean by active filter? State its advantages over passive filter . Define pass band & stop band with respect to filter.
Last Answer : Active Filter: Active Filter is formed by using active element along with the passive components. Advantages of Active filter over Passive filter: High value of pass band gain can be obtained. It is ... pass band. Stop Band Filter: The frequency range which is attenuated is known as stop band.
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1 answer
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May 2, 2020
by
anonymous
What is the harmonic filter?
Last Answer : It is being used to supress the input voltage distortion at input side of any electrical equipment. This distortion is created by other electrical loads like motor, drives etc nearby connected with ... for a range of harmonics or specific harmonics like 3rd harmonics 5th harmonics, 7th harmonics.
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Mar 10, 2018
by
anonymous
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write short notes on Low-pass filter.
Last Answer : low-pass filter (1) filter exhibiting frequency selective characteristic that allows low-frequency components of an input signal to pass from filter input to output unattenuated all high-frequency components are ... the bandwidth of the filter. A filter whose impulse response is a low-pass signal.
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143 views
2 answers
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Oct 28, 2017
by
anonymous
Which of the following circuits converts any arbitrary waveform into square waveform? A) Hartley oscillator B) Schmitt trigger C) Differentiator D) RC phase shift oscillator
Last Answer : Which of the following circuits converts any arbitrary waveform into square waveform? A) Hartley oscillator B) Schmitt trigger C) Differentiator D) RC phase shift oscillator
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1 answer
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Jun 18, 2018
by
anonymous
derive an expression for the Ripple factor in a full wave rectifier using inductor filter
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Describe the operation of inductor filter with help of circuit diagram and waveforms.
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Obtain the Ripple factor of a full wave rectifier with shunt capacitor filter.
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Draw the circuit diagram for CLC or Pi filter and state it's ripple factor.
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Describe the operation of shunt capacitor filter with the help of circuit diagram and waveforms.
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Describe the operation of shunt capacitor filter with the help of circuit diagram and waveforms.
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Oil Filter Wrench
Last Answer : They say that there's a tool for every job, and using anything else other than it is essentially running the risk of either botching up the job or being less efficient with it. For changing ... driver. When you turn the driver counterclockwise, the gears cause the prongs to clench the filter body.
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1 answer
Oil Filter Ratings
Last Answer : When grading oil filters, three main criteria must be considered: single-pass efficiency, multiple-pass efficiency, and the micron rating for particle pass-through. Single-Pass Efficiency Single- ... using an ISO approved particle counting is used to determine the real efficiency of oil filters.
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14 views
1 answer
Oil Filter Manufacturers
Last Answer : Like most specialized equipments, an oil filter is only as good as its manufacturer. Over the years several oil filter manufacturers have made a name for themselves. Most of these did this by earning ... on dedicated vehicle or auto parts forums. Get opinion from them, as well as tips and advice.
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1 answer
Oil Filter Cross Reference
Last Answer : For motorists and vehicle enthusiasts, getting replacement parts can pose a problem, especially if you live in a town where such parts are scarce. Sometimes, you'll have to use another part that looks like ... guide. It will save you trouble and money, and maybe, give you some knowledge on the side.
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1 answer
Oil Filter Comparison
Last Answer : It is a common fact that not everything is created equal. In a particular category, one will always have an advantage over the another, whether it's by price, quality, or over-all performance. Even ... . Don't reply on the overall rating, but rather, focus on the characteristics that matter to you.
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1 answer
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Oil Filter Changing
Last Answer : It is recommended that you change your oil filter once every six months (or every 6000 miles, whichever of the two comes first). Failure to do so will have your engine run the risk of degradation and failure ... the filter mounts to the engine. Screw the new filter in place. Put in the new oil.
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1 answer
How to Replace an Oil Filter
Last Answer : How to Replace an Oil Filter Oil changes may seem cheap, but if you calculate the cost of every oil change you've had at a gas station or a garage, you'll have big savings if you do it on your ... have to pay a few extra dollars for someone to perform a maintenance task that you can do on your own.
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1 answer
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May 11, 2021
by
anonymous
How to Filter Water
Last Answer : How to Filter Water Drinking clean water is an important part of daily living. It helps keep us healthy and strong by ensuring that our water is clean. There are many pollutants out there affecting our water, ... water will come out of it. Be sure to have a receptacle for the water at the ready.
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6 views
1 answer
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May 10, 2021
by
anonymous
How to Change a Furnace Filter ?
Last Answer : How to Change a Furnace Filter Every device in your home that has something to do with cooling, heating, or ventilation must be kept clean. Your home furnace filters help in improving the quality of the ... every 3-4 months. With these steps, you can easily replace the furnace filter in your home.
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5 views
1 answer
asked
May 9, 2021
by
anonymous
need of rectifier and filter.
Last Answer : Need of rectifier: Every electronics circuit needs a D.C. power source for its operation. The rectifier circuit is used to convert A.C. supply to unidirectional pulses . Need of filter: A filter ... only the D.C. components to reach the load. So filter is used to provide ripple free output.
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59 views
1 answer
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Aug 19, 2019
by
anonymous
What is the function of an electrical filter ?
Last 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.
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5.1k views
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Jun 1, 2019
by
anonymous
State any four advantages of LC filter.
Last Answer : 1. The choke input (LC) filter has a high output D.C voltage. 2. It has no loading effect on the rectifier and power transformer. 3. The diode does not have to carry surge currents. ... effect on the rectifier and power transformer. 7. It has better voltage regulation than that of π filter.
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453 views
1 answer
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Sep 5, 2018
by
anonymous
Compare RC and LC filter.
Last Answer : RC filters LC filters The RC filter is only useful for small load currents. The LC filters are useful for heavy load currents. More power dissipated in RC filter. Less power ... RC is fine for filtering low power signals. LC is fine for filtering high power signals.
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1 answer
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Sep 4, 2018
by
anonymous
What is the convolution filter?
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Mar 11, 2018
by
anonymous
Explain design constraint of filter inductor design.
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Mar 10, 2018
by
anonymous
Basic Op Amp Circuits
Last Answer : In this chapter we will be examining some common uses of op amps. Where Chapter Three focused on the theory of negative feedback in a more abstract way, this chapter zeroes in on the practical ... on using op amps with a single polarity power supply and how to increase the available output current.
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1 answer
Is it possible to apply superposition theorem to nonlinear circuit? If yes, why? and if no, why? Explain
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Explain the concept of initial and final conditions in switching circuits for elements R and L.
Last Answer : Concept of Initial and final condition in switching circuits for R: Consider a resistor is connected to a voltage source, using a switch as shown in fig below The switch is closed ... of value Io in parallel with short circuit.(I0 is the current in inductor just before switching)
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101 views
1 answer
asked
Jan 7, 2021
by
anonymous
Why is it necessary to keep air gaps in magnetic circuits as small as possible?
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51 views
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May 5, 2020
by
anonymous
Explain with neat diagram series and parallel magnetic circuits.
Last Answer : Series magnetic circuit: When different magnetic materials having different lengths, cross sectional areas and permeability are connected one after another, in which same flux is established in different sections, then it is called series ... flux, Φ = Φ1 + Φ2 Path 1: BAFE Path 2: BACD
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1 answer
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Apr 27, 2020
by
anonymous
Series Magnetic Circuits
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Apr 26, 2020
by
anonymous
66 views
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Feb 5, 2020
by
anonymous
Compare Asynchronous sequential and synchronous sequential circuits.
Last Answer : SR. NO. ASYNCHRONOUS SEQUENTIAL CIRCUIT SYNCHRONOUS SEQUENTIAL CIRCUITS. 1 Output can be changed at any instant of time by changing the input Output changes at discrete ... the counter change state simultaneously. This is because all the flip-flops are clocked simultaneously.
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1 answer
asked
Jul 21, 2019
by
anonymous
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Series rc circuits
Last Answer : Series rc circuits
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1 answer
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Jun 11, 2019
by
anonymous
Circuits with XL Alone
Last Answer : Circuits with XL Alone X L values in series let two inductive reactances X L 1 and X L 2 are connected in series and has value 50 ohm and 50 ohm respectively. 100 volts A C ... phasor. And it is taken horizontal. Phase angle between inductive current and voltage is same 90 degree.
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1 answer
asked
May 26, 2019
by
anonymous
