Define the term 'Ripple factor' for rectifier.

Define the term 'Ripple factor' for rectifier.
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1 Answer

Answer :

Ripple factor: The ratio of RMS value of ac component present in the waveform to the dc component in the waveform is called as ripple factor. 

OR 

The unwanted AC components present in output waveform of a rectifier is called as ripple factor.
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Related questions

Define given parameters and state their values for bridge rectifier (i) Ripple factor (ii) PIV of diode.

Description : Define given parameters and state their values for bridge rectifier (i) Ripple factor (ii) PIV of diode.

Last Answer : Ripple Factor: Ripple Factor is defined as the ratio of RMS value of the AC component of output to the DC or average value of the output. Mathematically it is expressed as, ( ... which appears across non-conducting reverse biased diode. (ii) PIV of diode for bridge rectifier-Vm

Define following parameter of rectifier: (i) Ripple factor (ii) Efficiency (iii) Peak Inverse Voltage (iv) Transformer utilization factor

Description : Define following parameter of rectifier: (i) Ripple factor (ii) Efficiency (iii) Peak Inverse Voltage (iv) Transformer utilization factor

Last Answer : (i) Ripple Factor - Ripple factor (γ) may be defined as the ratio of the root mean square (rms) value of the ripple voltage to the absolute value of the DC component of the ... the same rectifier. Effective VA Rating of transformer is the average of primary and secondary VA rating of transformer.

Define PIV, TUF, ripple factor, efficiency of rectifier.

Description : Define PIV, TUF, ripple factor, efficiency of rectifier.

Last Answer : PIV: Peak Inverse Voltage (PIV) is defined as the maximum negative voltage which appears across non-conducting reverse biased diode. TUF : Transformer Utilization Factor (TUF) is defined as the ratio of DC output ... Efficiency of rectifier: η = DC output power/ AC input power = PLdc / Pac

What is the ripple factor of the rectifier?

Description : What is the ripple factor of the rectifier?

Last Answer : A4: The ripple factor of the rectifier: - Half wave recitifer:-1.21, Center tape wave rectifier:-0.48 Bridge full wave:-0.48

The ripple factor of a bridge rectifier is

Description : The ripple factor of a bridge rectifier is  1.0.48 2.0.812 3. 1.11 4. 1.21 

Last Answer : The ripple factor of a bridge rectifier is 0.48

Ripple factor for a half wave rectifier is ....

Description : Ripple factor for a half wave rectifier is  a. 1.65 b. 1.45 c. 1 d. 1.21 

Last Answer : Ripple factor for a half wave rectifier is 1.21

Define ripple factor and PIV of diode.

Description : Define ripple factor and PIV of diode.

Last Answer : 1. Ripple factor: It is define as ratio of R.M.S. value of AC component to the DC component in the output.  2. PIV : It is maximum reverse voltage that diode can withstand without destroying junction.

What is the ripple frequency of a full-wave rectifier with an input frequency of 60 Hz?

Description : What is the ripple frequency of a full-wave rectifier with an input frequency of 60 Hz?

Last Answer : 120 hertz.

What is the ripple frequency of a full-wave rectifier with an input frequency of 60 Hz?

Description : What is the ripple frequency of a full-wave rectifier with an input frequency of 60 Hz?

Last Answer : 120 hertz.

What is the Ripple frequency of a half-wave rectifier if the input frequency is 60 Hz?

Description : What is the Ripple frequency of a half-wave rectifier if the input frequency is 60 Hz?

Last Answer : 60 hertz.

Name the circuit used in rectifier to minimize ripple. List the types of this circuit with simple circuit diagram.

Description : Name the circuit used in rectifier to minimize ripple. List the types of this circuit with simple circuit diagram.

Last Answer : Rectifier filter is an electronic circuit that removes ripple or unwanted AC signal components from the output of a Rectifier. Types - (a) Series Inductor filter (d) Shunt capacitor filter (b) L-C type filter (e) Π - type filter

The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc

Description : The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be • 12.1 volt • 1.21 volt • 0.482 volt • 4.82 volt

Last Answer : The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be 12.1 volt

A single-phase full-bridge diode rectifier delivers a load current of 10A, which is ripple free.

Description : A single-phase full-bridge diode rectifier delivers a load current of 10A, which is ripple free. Average and rms values of diode currents are respectively   (a) 10A, 7.07A (b) 5A, 10A (c) 5A, 7.07A (d) 7.07A, 5A

Last Answer : A single-phase full-bridge diode rectifier delivers a load current of 10A, which is ripple free. Average and rms values of diode currents are respectively 5A, 7.07A

In a half-wave rectifier, if an a.c supply is 60 Hz. Then what is the a.c ripple at output?

Description : In a half-wave rectifier, if an a.c supply is 60 Hz. Then what is the a.c ripple at output? (A) 30 Hz (B) 60 Hz (C) 20 Hz (D) 15 Hz

Last Answer : In a half-wave rectifier, if an a.c supply is 60 Hz. Then what is the a.c ripple at output? (A) 30 Hz (B) 60 Hz (C) 20 Hz (D) 15 Hz

The input frequency is 50 Hz. The ripple frequency in a 12 phase full wave rectifier is

Description : The input frequency is 50 Hz. The ripple frequency in a 12 phase full wave rectifier is (A) 1200 Hz (B) 600 Hz (C) 100 Hz (D) 50 Hz 

Last Answer : The input frequency is 50 Hz. The ripple frequency in a 12 phase full wave rectifier is 1200 Hz

Define ripple factor and PIV of HWR

Description : Define ripple factor and PIV of HWR

Last Answer : Peak Inverse Voltage (PIV) or Peak Reverse Voltage (PRV) refer to the maximum voltage a diode can withstand in the reverse-biased direction before breakdown. Also may be called Reverse Breakdown Voltage.

Explain operation of series inductor filter and find out its ripple factor.

Description : Explain operation of series inductor filter and find out its ripple factor.

Last Answer : Circuit diagram of series inductor filter :  Operation of Series Inductor Filter : A high value of inductor is connected in series with load. Then the combination is connected across the rectifier. ... Hence increase in current reduces ripple factor. Ripple Factor:- RF = R / 3√2 ω L

A figure of merit used to measure the performance of a radiation detector. A. Noise equivalent power B. Ripple factor C. Safe factor D. Quality factor

Description : A figure of merit used to measure the performance of a radiation detector. A. Noise equivalent power B. Ripple factor C. Safe factor D. Quality factor

Last Answer : A. Noise equivalent power

The ripple factor in an LC filter.

Description : The ripple factor in an LC filter.   (A) Increases with the load current (B) Increases with the load resistance (C) Remains constant with the load current (D) Has the lowest value

Last Answer : The ripple factor in an LC filter. Has the lowest value

Name the type of rectifier for each of following feature : (i) Highest rectifier efficiency (ii) Highest form factor (iii) Two diode rectifier circuit (iv) PIV = 2Vm.

Description : Name the type of rectifier for each of following feature : (i) Highest rectifier efficiency (ii) Highest form factor (iii) Two diode rectifier circuit (iv) PIV = 2Vm.

Last Answer : (i) Highest rectifier efficiency : Center tapped & Bridge full wave Rectifier  (ii) Highest form factor : Center tapped & Bridge full wave Rectifier  (iii) Two diode rectifier circuit : Center tapped full wave Rectifier  (iv) PIV = 2Vm : Center tapped full wave Rectifier

What was the major factor that led to the development of the full-wave rectifier?

Description : What was the major factor that led to the development of the full-wave rectifier?

Last Answer : The fact that the full-wave rectifier uses the full output, both half cycles, of the transformer.

The transformer utilization factor of full wave bridge rectifier is

Description : The transformer utilization factor of full wave bridge rectifier is   (A) 0.812 (B) 0.286 (C) 0.693 (D) 0.782

Last Answer : The transformer utilization factor of full wave bridge rectifier is 0.286 

(a) Define permeability. (b) Define MMF. (c) Define form factor of an alternating quantity. (d) Define frequency and time period of an alternating quality. (e) Define transformation ratio of transformer. (f) State the EMF equation of a 1 transformer and state the meaning of each term used. (g) Give two applications of single phase motors.

Description : (a) Define permeability. (b) Define MMF. (c) Define form factor of an alternating quantity. (d) Define frequency and time period of an alternating quality. (e) Define transformation ratio of transformer. ... and state the meaning of each term used. (g) Give two applications of single phase motors. 

Last Answer : Permeability : It is the ability of a magnetic/Non magnetic material to allow setting up of flux in it.  MMF : The magneto motive force (MMF) is the force required to setup flux in a magnetic / ... applications of single phase motors : Water pumps, ceiling fan, lathe machine

Define : (i) Efficiency (ii) TUF of Rectifier

Description : Define : (i) Efficiency (ii) TUF of Rectifier

Last Answer : Rectifier efficiency (ɳ) : it is defined as the ratio of DC power to the applied input AC power. Transformer utilization factor: It is defined as the ratio of the DC power available at the load resistor and the AC rating of the secondary coil of a transformer.

Define rectifier. State its types.

Description : Define rectifier. State its types.

Last Answer : A rectifier is defined as an electronic device which converts alternating (AC) voltage or current into unidirectional/ pulsating (D.C) voltage or current. Types of Rectifier: 1. Half wave rectifier 2. Full wave rectifier a. Centre tapped full wave rectifier b. Full wave bridge rectifier

Define rectifier. Draw circuit diagram and input-output waveforms of bridge type full wave rectifier

Description : Define rectifier. Draw circuit diagram and input-output waveforms of bridge type full wave rectifier 

Last Answer : Rectifier - This circuit convert AC signal into DC.

Define rectifier and list its types.

Description : Define rectifier and list its types. 

Last Answer : Definition: A rectifier is a circuit that converts AC input voltage into DC output voltage.  Types : 1) Half wave rectifier  2) Center tap full wave rectifier. 3) Bridge Rectifier 

What is a ripple counter ?

Description : What is a ripple counter ?

Last Answer : The counter in which periodic calculation is done from small number to big number is called ripple up counter.

Ripple of pictures in a mobile phone

Description : Hello, about two months ago I received a Sony Z1 mobile phone from a friend, the mobile phone was more or less new and without problems, but after a week my mobile phone started to make me angry. My ... picture on the display, otherwise it's not a contact example. Don't you know what it could be?

Last Answer : Need Answer

Is a ripple in water a transverse wave?

Description : Is a ripple in water a transverse wave?

Last Answer : Need answer

how does the diameter of each ripple change as time passes?

Description : how does the diameter of each ripple change as time passes?

Last Answer : (T(k) = (1  f)hsls / 2Q = (1  f) 0.16(2p / k) 2 / 2Q)

If the electricity represented by the wave form in 'B' were applied to the left side of the illustrated circuit, the output on the right side would be ____________. EL-0064 A. direct current with the top lead positive with repect to the lower lead B. direct current, half wave rectified with a ripple frequency of 60 hz C. direct current with the top lead negative with repect to the lower lead D. clipped to a value equal to the square root of 3 times the input voltage value

Description : If the electricity represented by the wave form in 'B' were applied to the left side of the illustrated circuit, the output on the right side would be ____________. EL-0064 A. direct current with the ... lower lead D. clipped to a value equal to the square root of 3 times the input voltage value

Last Answer : Answer: C

Assuming a standard 60 Hz. input to the circuit shown in the illustration, the ripple frequency would be ____________. EL-0085 A. 30 Hz B. 60 Hz C. 90 Hz D. 120 Hz

Description : Assuming a standard 60 Hz. input to the circuit shown in the illustration, the ripple frequency would be ____________. EL-0085 A. 30 Hz B. 60 Hz C. 90 Hz D. 120 Hz

Last Answer : Answer: D

The component labeled 'CR1' in the circuit shown in the illustration __________________. EL-0085 A. varies its anode/cathode polarity depending on 'RL' current B. rectifies the varying voltage from the collector of 'Q1' C. acts as a low capacitive reactance to smooth ripple D. establishes a constant reference voltage for the base of 'Q1'

Description : The component labeled 'CR1' in the circuit shown in the illustration __________________. EL-0085 A. varies its anode/cathode polarity depending on 'RL' current B. rectifies the varying voltage from the ... reactance to smooth ripple D. establishes a constant reference voltage for the base of 'Q1'

Last Answer : Answer: D

The fluctuation of voltages in figure 'A' and 'D' of the circuit shown in the illustration is called ____________. EL-0085 A. wave B. ripple C. roll D. swell

Description : The fluctuation of voltages in figure 'A' and 'D' of the circuit shown in the illustration is called ____________. EL-0085 A. wave B. ripple C. roll D. swell

Last Answer : Answer: B

On AC vessels, which of the following statements represents the most difficult problem involved in obtaining a DC potential suitable for use by computer components? A. A stepdown transformer is always required. B. Vessel vibrations affect the voltage source. C. The voltage must be rectified and made ripple free. D. Rectifiers cannot operate with voltage regulators.

Description : On AC vessels, which of the following statements represents the most difficult problem involved in obtaining a DC potential suitable for use by computer components? A. A stepdown transformer is ... voltage must be rectified and made ripple free. D. Rectifiers cannot operate with voltage regulators.

Last Answer : Answer: C

Capacitors are used on the output of the power supply in today's consoles to _____________. A. filter out 'ripple' B. prevent overloads C. act as a permanent load D. decrease the average value of the output voltage

Description : Capacitors are used on the output of the power supply in today's consoles to _____________. A. filter out 'ripple' B. prevent overloads C. act as a permanent load D. decrease the average value of the output voltage

Last Answer : Answer: A

The circuit shown in the illustration functions as a ____________. EL-0087 A. pulse trigger circuit for an operational amplifier B. three stage, high gain class 'A' amplifier C. binary ripple counter or shift register D. free running multivibrator

Description : The circuit shown in the illustration functions as a ____________. EL-0087 A. pulse trigger circuit for an operational amplifier B. three stage, high gain class 'A' amplifier C. binary ripple counter or shift register D. free running multivibrator

Last Answer : Answer: C

If the impedance of the choke is increased, will the ripple amplitude increase or decrease?

Description : If the impedance of the choke is increased, will the ripple amplitude increase or decrease?

Last Answer : Decrease.

Does low ripple voltage indicate good or bad filtering?

Description : Does low ripple voltage indicate good or bad filtering?

Last Answer : Good.

If the inductance of a choke-input filter is increased, will the output ripple voltage amplitude (Er) increase or decrease?

Description : If the inductance of a choke-input filter is increased, will the output ripple voltage amplitude (Er) increase or decrease?

Last Answer : Decrease.

Does low ripple voltage indicate good or bad filtering?

Description : Does low ripple voltage indicate good or bad filtering?

Last Answer : Good.

Explain the working of BCD Ripple Counter with the help of state diagram and logic diagram.

Description : Explain the working of BCD Ripple Counter with the help of state diagram and logic diagram.

Last Answer : • BCD Ripple Counter Count sequence • Truth Table • State diagram representing the Truth Table • Truth Table for the J-K Flip Flop • Logic Diagram

What is ripple effect? How does it affect the stability of a program?

Description : What is ripple effect? How does it affect the stability of a program?

Last Answer : Ans. The ripple effect is a term used to describe a situation where, like the ever expanding ripples across water when an object is dropped into it, an effect from an initial state can be ... the program. Program stability is defined as the resistance to the amplification of changes in the program.

An eight stage ripple counter uses a flip-flop with propagation delay of 75 nanoseconds. The pulse width of the strobe is 50ns. The frequency of the input signal which can be used for proper operation of the counter is approximately (A) 1 MHz. (B) 500 MHz. (C) 2 MHz. (D) 4 MHz.

Description : An eight stage ripple counter uses a flip-flop with propagation delay of 75 nanoseconds. The pulse width of the strobe is 50ns. The frequency of the input signal which can be used for proper operation of the counter is approximately (A) 1 MHz. (B) 500 MHz. (C) 2 MHz. (D) 4 MHz.

Last Answer : Maximum time taken for all flip-flops to stabilize is 75ns x 8 + 50 = 650ns. Frequency of operation must be less than 1/650ns = 1.5 MHz.

ripple DES a. Cannot be broken in reasonable time using presently available computers. b. Can be broken only if the algorithm is known using even slow computer. c. Can be broken with presently available high performance computers. d. It is impossible to break ever.

Description : ripple DES a. Cannot be broken in reasonable time using presently available computers. b. Can be broken only if the algorithm is known using even slow computer. c. Can be broken with presently available high performance computers. d. It is impossible to break ever. 

Last Answer : a. Cannot be broken in reasonable time using presently available computers.  

Raspberry ripple ice

Description : Raspberry ripple ice

Last Answer : INGREDIENTS 250g raspberries, plus extra to serve 225g caster sugar 2 large eggs plus 4 egg yolks 600ml double cream Sliced mango, sprinkles, or cones, to serve COOKING ... in bowls with sliced mango and extra raspberries, or scoop into cones and top with sprinkles for the kids.

Each flip-flop in a 4-bit ripple counter introduces a maximum delay of 40 n sec. The maximum clock frequency

Description : Each flip-flop in a 4-bit ripple counter introduces a maximum delay of 40 n sec. The maximum clock frequency is (a) 2.65 MHz (b) 6.25 MHz (c) 5.26 MHz (d) 6.52 MHz 

Last Answer : Each flip-flop in a 4-bit ripple counter introduces a maximum delay of 40 ns. The maximum clock frequency is 6.25MHz. nff  * Tdelay = 4*40 =160ns so, max. frequency = 1/ (200*10-9 ) = 6.25MHz          

If the filter capacitance is increased, the ripple will

Description : If the filter capacitance is increased, the ripple will (a) remain same (b) increase (c) decrease (d) be zero

Last Answer : C