Example sentences of "[noun sg] acting on the " in BNC.

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1 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 .
2 To square this with interference phenomena it is necessary to suppose the existence of a strange force acting on the electron as it traverses , say , the top slit , whose nature depends on whether the bottom slit is at that instant open or shut .
3 So what way is the frictional force acting on the bottom of the ladder ?
4 That the control of gene activity that characterizes a particular cell type is due to specific factors in the cell acting on the promoter , comes from experiments in which the promoter elements are switched around .
5 Not only is the local field acting on the nucleus altered by environment , it is also sensitive to molecular motion , and it has been observed that as the molecular motion within a sample increases , the resonance lines become narrower .
6 This hypothetical test was preferred on the grounds that it gave rise to less uncertainty , and avoided the possibility of the court acting on the basis of hindsight .
7 The outwardly obvious effects of alcohol ( such as slurring of speech , inability to walk steadily ) are all caused by alcohol acting on the brain .
8 Braking was achieved through a foot brake operating on the rear wheels of the tug , a hand brake exerting on the same wheels and a second hand brake acting on the trailer wheels .
9 Boulton & Watt 's beam engines employed large cylinders operating at low steam pressures , and McNaught 's expedient consisted of the addition of a small higher-pressure cylinder acting on the other half of the beam about midway along its length , with an appropriately shorter stroke , exhausting its steam into the original low-pressure cylinder .
10 I was happy in the work because of the acceptance by the government of my own interpretation of the task of public relations , namely not to be a propagandist agency acting on the assumption that the government was always infallibly right ; not only to be an information service about government policies , plans and activities ; but to be an agency interpreting the government to the people , and feeding back to the government the reactions and feelings of the people .
11 A GAL acting on the day in court on a duty basis ( with the child 's solicitor ) succeeded in persuading the local authority to withdraw their application , with the court 's agreement .
12 It therefore carries current essentially proportional to the potential difference across the load and the instantaneous couple acting on the suspended coil is proportional to the product of the instantaneous current and potential difference .
13 Air brakes were fitted to all ten cars in July 1927 , this time acting on the wheels only .
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