Example sentences of "proportional to the [noun sg] " in BNC.

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1 Sensitivities of fitness to changes in both fertility and mortality are related to the probability of reaching the age of gene expression , and are inversely proportional to the generation time .
2 Reactive depression follows a major loss and its severity is proportional to the depth of the loss .
3 What is its depth ? small ( proportional to the log of the precision )
4 The rate is proportional to the derivative of the cumulative number of publications in a field , from the time of its origin .
5 The circuit accepts two positive-voltage inputs VN and VD and provides a TTL-compatible output pulse train whose repetition rate is proportional to the ratio VN/VD .
6 This circuit provided an output voltage proportional to the ratio of two steady input voltages .
7 For example , Ralls ( 1977 ) argues that ‘ the intensity of intrasexual selection in a species should be proportional to the ratio of the lifetime number of offspring sired by a highly successful male compared to the number born by a highly successful female in her lifetime ’ while Payne ( 1979 ) suggests that the extent to which variance in breeding success differs between the sexes is important .
8 For solvent A Raoult 's law is This shows that the lowering of the vapour pressure , given by PA° PA " is proportional to the mole fraction of the non-volatile solute , XB .
9 The applied stress is proportional to the a.c. current fed to the drive shaft and the strain is detected using a transducer that measures the displacement of the drive clamp .
10 The distance between the engraving and the datum of the parameter being measured and recorded ( airspeed , altitude , etc. ) was proportional to the magnitude of the parameter at that moment of time .
11 Each mobile electron in the system is represented by a point in k space such that the vector from the origin to the point is proportional to the electron 's momentum , and so represents both the magnitude and direction of the momentum .
12 For each band a photodiode sends a signal proportional to the intensity of the incoming radiation to a dedicated pre-amplifier whose output is fed to a meter unit .
13 For the statistical processor the processing time is linearly proportional to the sentence length , as opposed to rule-based method which was exponentially related .
14 The initial , almost instantaneous , elongation produced by the application of the tensile stress is inversely proportional to the rigidity or modulus of the material , i.e. an elastomer with a low modulus stretches considerably more than a material in the glassy state with a high modulus .
15 In practice , signal attenuation in radio-frequency coaxial cables is caused by skin effect losses , which are proportional to the square-root of the frequency , and by dielectric losses , which are proportional to the frequency .
16 These values were directly proportional to the increase in intra-abdominal pressure , indicated by the rise in rectal pressure ( Fig 2 ) .
17 By 1975 the Worcester project was ‘ well under way ’ , and by 1979 all the beds and hospital places , which were provided up to the prescribed national levels proportional to the catchment population , had been opened .
18 These economists argued that an individual 's demand for cash balances ( or nominal money ) is proportional to the individual 's money income .
19 The fee charged by the agent is , naturally enough , directly proportional to the compensation he gleans from the public authority on behalf of his client .
20 This apoptosis is dependent on c-Myc expression ; its extent is proportional to the level of intracellular c-Myc protein , and it requires the same regions of the c-Myc protein as are required for co-transformation and autosuppression .
21 The risk of hepatitis B infection following a parenteral I ( i.e. needlestick or cut ) exposure to blood is directly proportional to the probability that the blood contains hepatitis B surface antigen , the immunity status of the recipient , and on the efficiency of transmission .
22 If it could be measured in units related to time , the quantities may be found to be proportional to the distance back in the evolutionary chain to which an individual may revert .
23 Similarly , in Friedmann 's model the speed at which any two galaxies are moving apart is proportional to the distance between them .
24 This shift is proportional to the distance d from Earth : where H is the Hubble constant and is a measure of the rate of expansion of the Universe .
25 The second has led to the idea that there is a ‘ universal ’ or ‘ active ’ motion , with a length scale proportional to the distance from the wall , and an ‘ irrelevant ’ or ‘ inactive ’ motion , with a much larger length scale .
26 The scale of the amine abnormality is proportional to the degree of hyperphenylalaninaemia and probably depends on the combined effects of competitive inhibition of tyrosine and tryptophan hydroxylases ( by phenylalanine ) and a deficiency of the amino acid substrates for these enzymes .
27 Consider now the transportation of J moles of polymer across unit cross sectional area in unit time ; the transport equation for this is where , is the mass conductivity which is proportional to the concentration of the substance and inversely proportional to the resistance offered by the medium to transport i.e. the frictional coefficient per mole f .
28 For example , the flexural ( bending ) stiffness of a flat panel is proportional to the cube of its thickness .
29 After a painstaking analysis of the data , Kepler arrived at his three laws of planetary motion , that planets move in elliptical orbits around the sun , that a line joining a planet to the sun sweeps out equal areas in equal times , and that the square of the period of a planet is proportional to the cube of its mean distance from the sun .
30 Equation ( 12.6b ) shows that the relaxation time is proportional to the cube of the chain length .
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