Point-of-contact sentence example

point-of-contact
  • The receiver was based on the change of friction produced by the passage of an electric current through the point of contact of certain substances in relative motion.
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  • Acting upon this discovery, he constructed an instrument which he called a " microphone," 6 and which consisted essentially of two hard carbon electrodes placed in contact, with a current passing through the point of contact and a telephone included in the same circuit.
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  • The two are carried on a common frame, so arranged that a change in form of the spring causes a relative displacement of the disk and roller, the point of contact moving radially from or towards the centre of the disk.
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  • Finally, another point of contact exists in the right of a state to call upon the national government to protect it against invasion, or domestic violence.
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  • Fertilization is effected by the passive convection of a spermatium from the antheridium to the trichogyne, to which it adheres, and to which it passes over its nucleus through an open communication set up at the point of contact.
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  • It is evident, in the first place, that in any displacement common to the two surfaces, the work of the two equal and opposite normal pressures will cancel; moreover if, one of the surfaces being fixed, an infinitely small displacement shifts the point of contact from A to B, and if A be the new position of that point of the sliding body which was at A, the pro jectior of AA on the normal at A is of the second order.
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  • Again, if the displacements be such that one curved surface rolls without sliding on another the reaction, whether normal or tangential, at the point of contact may be ignored.
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  • For equilibrium, the altitude of the centre of gravity G must be stationary; hence G must lie in the same vertical line with the point of contact J of the two curves.
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  • We will suppose that the extraneous forces consist of a known force (X, Y, Z) at the centre, and of the reactions (Fi, Ff, R) at the point of contact.
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  • The motion of the body relative to 0 is therefore completely represented if we imagine the momental ellipsoid at 0 to roll without sliding on a plane fixed in space, with an angular velocity proportional at each instant to the radius-vector of the point of contact.
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  • The trace of the point of contact J on the fixed plane is the herpolhode.
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  • When the point of contact of two wheels lies between theim centres, they are said to be in outside gearing; when beyond theii centres, ip inside gearing, because the rolling surface of the larger wheel must in this case be turned inward or towards its centre.
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  • Let r1 be the radiusvector of a point of contact on the wheel, Xi the ordinate from the straight line before mentioned to the corresponding point of contact on the rack.
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  • The pitch-point is the point of contact of the pitch-circles.
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  • At the point of contact of the screws their threads must be parallel; and their line of connection is the common nerpendicular to the acting surfaces of the threads at their point 0f contact.
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  • The point of contact between humanism and the Reformation in Germany has to be insisted on; for it is just here that the relation of the Reformation to the Renaissance in general makes itself apparent.
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  • If the tension of the surface between the solid and one of the fluids exceeds the sum of the other two tensions, the point of contact will not be in equilibrium, but will be dragged towards the side on which the tension is greatest.
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  • Since at any instant the rolling curve is rotating about the point of contact with the axis, the line drawn from this point of contact to the tracing point must be normal to the direction of motion of the tracing point.
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  • It is thus demonstrable that the material for our Grail legend, in its present form, existed long anterior to any extant text, and there is no improbability in holding that a confused tradition of pagan mysteries which had assumed the form of a popular folk-tale, became finally Christianized by combination with an equally popular ecclesiastical legend, the point of contact being the vessel of the common ritual feast.
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  • But, as is evident, the node or cusp is not a point of contact of a proper tangent from the arbitrary point; we have, therefore, for a node a diminution and for a cusp a diminution 3, in the number of the intersections; and thus, for a curve with 6 nodes and K cusps, there is a diminution 26+3K, and the value of n is n= m (m - I)-26-3K.
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  • And we thus see that the two parabolic legs represent a contact of the line infinity with the curve, - the point of contact being of course the point at infinity determined by the common direction of the two legs.
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  • The ants went berserk their tails flicking high, all swarming to the point of contact with the bush.
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  • The main cause of string breakage is moisture collection at the point of contact on the bridge saddle.
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  • National union federations provide a first point of contact for country offices.
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  • Please provide details of a main point of contact for electronic filing at your organization.
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  • The Help desk The help desk The Help Desk is the first point of contact for most users of the university computing service.
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  • The Regeneration Department offers a single point of contact for businesses seeking to establish, expand or relocate in the area.
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  • This is especially true for heavy users who may have given up a traditional landline altogether in favor of using a cell phone as their primary point of contact.
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  • Since you don't have an office or storefront location for potential customers to visit, your website will likely serve as the first point of contact for your company.
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  • Contact your point of contact for your health care plan, or the Human Resources Department of your previous employer, to find out if you qualify for special pricing or enrollment into the COBRA program.
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  • The company website is the first point of contact and needs to impress the visitor to gain their business.
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