ripple

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ripple

1
1. a slight wave or undulation on the surface of water
2. Electronics an oscillation of small amplitude superimposed on a steady value

ripple

2
a special kind of comb designed to separate the seed from the stalks in flax, hemp, or broomcorn

ripple

[′rip·əl]
(electricity)
The alternating-current component in the output of a direct-current power supply, arising within the power supply from incomplete filtering or from commutator action in a dc generator.
(fluid mechanics)
(geology)
A very small ridge of sand resembling or suggesting a ripple of water and formed on the bedding surface of a sediment.
(oceanography)
A small curling or undulating wave controlled to a significant degree by both surface tension and gravity.
References in periodicals archive ?
The ripples from this one Tennessee battle in 1862 include, in a way, the painful war against Jim Crow and its long shadows; Richard Nixon's Southern Strategy; the fall of Trent Lott; and endless skirmishes over the Confederate battle emblem.
Helen, 30, of Bryncoch, Neath, has joined Ripples at its showroom within Sigma 3 at Phoenix Way, Enterprise Park, Swansea, after six-and-a-half years with another local bathroom company.
What is valued is important, he said, because of the ripple effect a profession can have in society.
Standard Chartered Bank has announced that it has made a strategic investment in Ripple, a leading distributed ledger company.
Using that information, Marouf's team was able to determine how long ago the newly observed ripples were created, since wave lengths shrink predictably and elderly ripples are more closely packed.
So, the main goals of the study are firstly, to define the problems related to output voltage ripples of a frequency modulated boost converter, secondly, find out the main causes of the problems and analyze influence of modulation parameters and main non idealities of the boost power stage components, and thirdly, propose some recommendations to ease the problems and verify the results experimentally.
The anthology's title is taken from Robert Kennedy's notable speech to the National Union of South African Students in Cape Town on June 7,1966: "Each time a man stands up for an ideal, or acts to improve the lot of others, or strikes out against injustice, he sends forth a tiny ripple of hope, and crossing each other from a million different centers of energy and daring, those ripples build a current which can sweep down the mightiest walls of oppression and resistance.
By the time the ripples in the space-time fabric of the universe from these explosions reach Earth, they are so small that LIGO must detect movement equal to one-thousandth the width of a proton, a tiny part of an atom.
During the second stage, ripples form, particularly along the edges near the clamp frame.
Following this latest investment, Ripples total funding stands at around $93 million with existing investors including Google Ventures, Andreessen Horowitz and IDG Capital Partners.
Astronomers had previously found other features that suggested a collision: an outer dust ring, some warping of Andromeda's spiral disk, and loops and ripples in the halo of gas and dust surrounding the galaxy.
Increasing the spacing between a grating's ripples shrinks the angular spread of colors, and decreasing the spacing increases the spread.