Example sentences of "[verb] at a constant [noun sg] " in BNC.

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1 The method of carbon dating is based on the assumption that these two reactions have been occurring at a constant rate for the past 15000 years .
2 The simplest models assume that earnings grow at a constant rate of g per cent per year .
3 Ken is rowing at a constant speed , he covers eighteen metres in three seconds .
4 Speak at a constant level .
5 In rural Wales , for example , taking 1938–39 as the year of the ‘ peak ’ network , considerable decline may be seen in route mileage in the first decade up to 1949 , although this did not occur at a constant rate and varied considerably in the north and south of Wales , and according to the specific operating companies considered .
6 Right , B two if a train is going at a constant speed of ninety miles per hour how far will it go in two hours ?
7 These " Kerr " black holes rotate at a constant rate , their size and shape depending only on their mass and rate of rotation .
8 The disc revolves at a constant speed , holds 54,000 frames per side , and offers about thirty minutes of straight playing time on each side .
9 The first thing to notice is that we have a choice of saying these with the pitch remaining at a constant level , or with the pitch changing from one level to another .
10 If information arrived at a constant rate in calendar time , the approaches using calendar time and event time would be identical .
11 No firm grows at a constant rate throughout its life , so while the earnings model in the last subsection gives simple and convenient formulae for the share price , it is not very realistic .
12 The manometer ports were spaced every 2.5 cm and perfused at a constant pressure of 15 cm h 2 o with distilled water ( a total volume 0.3 ml/min ) .
13 As the temperature of the block is raised at a constant rate the sample temperature T s and that of the reference , T r will keep pace until a change in the sample takes place .
14 For instance , it is compatible with the results of all actual and possible measurements to hold either that the universe is of a fixed size or that it is expanding at a constant rate .
15 The plane flying at a constant speed takes five seconds to go one thousand five hundred miles what
16 Finance costs should be recognised at a constant rate on the carrying amount , and that amount will be increased by the finance costs in respect of the period and reduced by payments made .
17 As output and sales rise , so does total cost and , in this example , total cost rises at a constant rate from £220,000 when 40,000 units are produced to £700,000 when 200,000 units are produced .
18 In the second method the expense charge is set at a constant percentage of the written down value ( WDV ) of the asset — the original cost less the cumulative depreciation charge — resulting in a diminishing absolute amount to be set against revenue .
19 In the second method the expense charge is set at a constant percentage of the written down value ( WDV ) of the asset — the original cost less the cumulative depreciation charge — resulting in a diminishing absolute amount to be set against revenue .
20 It says if it was travelling at a constant speed of fifty miles an hour .
21 As a result of this the club has been able to run at a constant level of activity .
22 The damper torque acts as a drag torque on the motor shaft and also accelerates the damper rotor : If tile motor is operating at constant speed the damper rotor must also be running at a constant speed , so from Eqn .
23 In accordance with the definitions set out in paragraphs 8 and 14 of the [ draft ] FRS , the interest for the full term of the convertible debt should be taken into account in the allocation of finance costs , which should be allocated at a constant rate in accordance with paragraph 25 . [
24 Since the lift generated depends on the ratio of two flow patterns ( created by the cylinder 's rotation and the wind acting on the cylinder ) a sudden increase in wind speed while the rotors turn at a constant speed reduces the lift in proportion .
25 Subsequently , an apparently very different kind of proarrhythmic response occurred : patients died at a constant rate during the 10-month treatment period with flecainide and encainide , and the mortality paralleled the number of observed ischaemic episodes .
26 In addition it was found that as the number of choices which could be made , when choosing the cards , increased by a factor of 2 ( another bit of information was required ) , the time required for the brain to make this choice increased at a constant rate .
27 Right it is a hundred miles from King 's Lynn to London , the train takes two hours to do the journey the train does not go at a constant speed , it speeds up sometimes and slows down at other times it also stops at stations on the way and on once of course as it , as it 's stopping it 's going more and more slowly and as it 's er moving off again it starts slowly and starts to go quickly but because it takes two hours in all the train goes a hundred miles in two hours we say its average speed for the journey is fifty miles per hour .
28 Initially assumed that the level of carbon 14 in the environment that was available to be absorbed by living things remained at a constant level , subsequent research has shown that the amount of carbon 14 varies , possibly as a result of sunspot activity .
29 When a particle in static water settles at a constant velocity the gravitational force exerted on the particle is balanced by fluid resistances represented by viscosity and particle drag coefficient .
30 Subsequently the widths of the linear magnetic zones were related to the duration of each successive epoch of normal and reversed polarity on the assumption that the ocean floor spreads at a constant rate away from mid-oceanic ridges .
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