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

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1 The result ( which can be deduced from Fleming 's left-hand rule — the only two-fingered gesture in the school syllabus ) is a force at right angles to both the current and the magnetic field — ie , along the main axis of the boat .
2 This line , moving in a dimension at right angles to the first , defines a rectangle .
3 The rectangle , moving in a dimension at right angles to the previous two , defines a rectangular prism .
4 On this occasion he occupied a chair at right angles to his desk , and he leaned much further back than had been his custom , stretching out his legs ; and , being denied by this posture the opportunity of studying the floor while collecting his thoughts , he addressed the bulk of his remarks first to his feet .
5 This is because , as we have said , if a material does not fail in a ‘ brittle ’ manner because of a crack at right angles to a tension stress , then it may fail by ‘ sliding off ’ ( Figure 3 ) at 45° to it , and if this is the weaker mechanism this is what will happen .
6 In the end of season video ( I think ) he mentioned that he had recognised a problem at right back VERY early on .
7 Make a mark in the centre of the line and , using a set square , drawn a guideline at right angles from it .
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